CN210537973U - Three-dimensional cultivation device of intelligence dendrobii officmalis caulis - Google Patents

Three-dimensional cultivation device of intelligence dendrobii officmalis caulis Download PDF

Info

Publication number
CN210537973U
CN210537973U CN201920197373.0U CN201920197373U CN210537973U CN 210537973 U CN210537973 U CN 210537973U CN 201920197373 U CN201920197373 U CN 201920197373U CN 210537973 U CN210537973 U CN 210537973U
Authority
CN
China
Prior art keywords
planting
micro
irrigation
dendrobium officinale
quadrangular
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201920197373.0U
Other languages
Chinese (zh)
Inventor
朱荣杰
王喜龙
赵贯飞
杨斌
王世彬
杨杰
李元会
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
VEGETABLE RESEARCH INSTITUTE OF TIBET ACADEMY OF AGRICULTURAL AND ANIMAL HUSBANDRY SCIENCES
Original Assignee
VEGETABLE RESEARCH INSTITUTE OF TIBET ACADEMY OF AGRICULTURAL AND ANIMAL HUSBANDRY SCIENCES
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by VEGETABLE RESEARCH INSTITUTE OF TIBET ACADEMY OF AGRICULTURAL AND ANIMAL HUSBANDRY SCIENCES filed Critical VEGETABLE RESEARCH INSTITUTE OF TIBET ACADEMY OF AGRICULTURAL AND ANIMAL HUSBANDRY SCIENCES
Priority to CN201920197373.0U priority Critical patent/CN210537973U/en
Application granted granted Critical
Publication of CN210537973U publication Critical patent/CN210537973U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P60/00Technologies relating to agriculture, livestock or agroalimentary industries
    • Y02P60/20Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
    • Y02P60/21Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures

Landscapes

  • Cultivation Of Plants (AREA)

Abstract

The utility model relates to an intelligent three-dimensional dendrobium officinale cultivation device, which comprises a planting frame, a planting cup, a micro-spraying pipeline, an irrigation pipeline, a suspension bracket and a temperature and humidity regulator; the planting frame is of a herringbone structure and comprises two hollow quadrangular frustums, and planting holes arranged in an array shape are formed in the upper surfaces of the two quadrangular frustums; the planting cup is detachably arranged in the planting hole; the micro-spraying pipeline is arranged above the planting frame, and is provided with a plurality of micro-nozzles facing the planting frame; the irrigation pipelines are in a plurality of number, symmetrically penetrate through the cavities of the two quadrangular tables respectively, irrigation micro-pipes are further arranged on the irrigation pipelines in the cavities, and the irrigation micro-pipes are connected with the bottoms of the planting cups; one end of the suspension bracket is detachably connected with the micro-jet pipeline, and the other end of the suspension bracket is provided with a suspension hook; the temperature and humidity regulator regulates the humidity and the temperature for the three-dimensional cultivation device for the dendrobium officinale. The utility model discloses simple structure, intelligent degree is high, and space utilization is high, has realized the high quality high yield of dendrobii officmalis caulis.

Description

Three-dimensional cultivation device of intelligence dendrobii officmalis caulis
Technical Field
The utility model relates to an agricultural application technology field, specificly relate to plant cultivation device technical field, more specifically be an intelligent three-dimensional cultivation device of dendrobium officinale.
Background
The dendrobium belongs to one of the largest genera of orchidaceae, more than 50 varieties of dendrobium officinale exist in China, and particularly, the dendrobium officinale is a treasure of the dendrobium officinale, has unique medicinal value and is most remarkable in yin nourishing effect. According to the identification of national authoritative medical departments, the main medicinal effective component in the dendrobium officinale is dendrobium polysaccharide, and the component has obvious immune enhancement activity and anticancer activity.
At present, due to artificial excessive mining, wild dendrobium officinale populations are continuously descended and even have the danger of extinction, and all wild dendrobium officinale are listed in the protection range of endangered plants at present. In order to relieve the demand of the market on the dendrobium officinale, the scale of artificially planting the dendrobium officinale is also continuously enlarged year by year, but the problems of serious plant diseases and insect pests, continuous reduction of product quality, pesticide residue and the like exist in the dendrobium officinale planting along with the intensive production and popularization.
Therefore, there is a need for an intelligent three-dimensional cultivation device for dendrobium officinale with simple structure, intelligent management, three-dimensional cultivation, and increased unit yield and quality for dendrobium officinale.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a simple structure, intelligent management, three-dimensional cultivation carries out the cultivation of dendrobii officmalis caulis, improves the three-dimensional cultivation device of intelligent dendrobii officmalis caulis of unit output and dendrobii officmalis caulis quality.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an intelligent three-dimensional cultivation device for dendrobium officinale comprises a planting frame, a planting cup, a micro-spraying pipeline, an irrigation pipeline, a suspension frame and a temperature and humidity regulator;
the planting frame is of a herringbone structure and comprises two hollow quadrangular tables, and planting holes arranged in an array shape are formed in the upper surfaces of the quadrangular tables;
the planting cup is detachably arranged in the planting hole;
the micro-spraying pipeline is arranged above the planting frame, a plurality of micro-spray heads are arranged on the micro-spraying pipeline, and the micro-spray heads face the planting frame;
the irrigation pipelines are in a plurality of numbers, symmetrically penetrate through the cavities of the two quadrangular frustums respectively, irrigation micro-pipes are further arranged on the irrigation pipelines in the cavities, and the irrigation micro-pipes are connected with the bottoms of the planting cups;
one end of the suspension bracket is detachably connected with the micro-jet pipeline, and the other end of the suspension bracket is provided with a suspension hook;
the temperature and humidity regulator comprises a power supply, a temperature sensor, a humidity sensor, a heater, a cooling fan, a liquid supply device and a controller;
the liquid supply device is connected with the micro-spraying pipeline and the irrigation pipeline; the power supply, the temperature sensor, the humidity sensor, the heater, the cooling fan and the controller are arranged between the two quadrangular tables;
the controller is in communication connection with the temperature sensor, the humidity sensor, the heater, the cooling fan and the liquid supply device;
the power supply supplies power to the temperature sensor, the humidity sensor, the heater, the cooling fan, the liquid supply device and the controller.
The utility model discloses a three-dimensional cultivation mode, three-dimensional cultivation are novel soilless culture mode, belong to plant cultivation technical field. This use novel planting frame through chevron shape structure makes the cultivation of dendrobium officinale be vertical gradient layering cultivation, to space development, make full use of facility greenhouse space and illumination, improved space utilization and unit area output.
The utility model discloses planting the frame and adopting the preparation of high density benzene board to form, punch on the benzene board and form the planting hole, adopt field planting cup field planting stem of noble dendrobium seedling in planting the hole. A plurality of irrigation channels are arranged in the planting frame, and a micro-spraying pipeline is arranged on the upper portion of the planting frame to spray regularly, so that the effect of supplementing water and nutrients is achieved. The dendrobium officinale seedling cultivation method has the advantages that the utilization rate of unit area can be obviously improved, the dendrobium officinale seedlings can be irradiated by sunlight fully, the effects of ventilation and air permeability are achieved, the occurrence of plant diseases and insect pests is reduced, and the yield of dendrobium can be obviously improved.
The utility model also adopts temperature and humidity intelligent control to manage the growth of the dendrobium officinale at regular time, at fixed temperature and at fixed humidity according to the growth performance of the dendrobium officinale; the temperature and the humidity of each time quantum in 24 hours of the whole day are preset in a controller in the temperature and humidity regulator, the controller controls the heater, the cooling fan and the liquid supply device to regulate the temperature and the humidity of the growing environment of the dendrobium officinale according to the real-time data sent back by the temperature sensor and the humidity sensor, and the yield and the quality of the dendrobium officinale are increased.
Furthermore, the contact surfaces of the two quadrangular tables and the ground are provided with liquid drainage grooves, redundant nutrient solution and moisture can be drained in time by the liquid drainage grooves, the problem of root rot of the dendrobium officinale can be solved, and the nutrient solution and the moisture are collected by the liquid drainage grooves and can be recycled by devices such as a circulating pump;
furthermore, the included angle between the two quadrangular tables is 25-45 degrees. The included angle between the quadrangular frustum pyramid is 25-45 degrees, so that space utilization can be guaranteed, the good ventilation performance is realized, and the dendrobium officinale on the upper part does not influence the lighting of the dendrobium officinale on the lower part under the condition of the stepped arrangement, so that the growth requirement of the dendrobium officinale is fully met.
Furthermore, the upper part of the planting cup is provided with moss of 0.5-1.5cm, and the lower part is provided with fixed sponge of 3-5 cm; and a liquid discharge hole is formed in the bottom of the customized cup.
Moss is placed on the upper part of the planting cup to play a role in retaining water, so that the growth environment in wild dendrobium officinale can be fully simulated, and the growth of the dendrobium officinale is facilitated; the sponge is wrapped on the root system of the dendrobium officinale at the lower part of the planting cup, and can play a role in preserving nutrition and moisture and play a role in fixing and providing nutrient substances for the dendrobium officinale; the bottom of the customized cup is provided with a liquid discharge hole, which is favorable for ventilation and water accumulation prevention.
Furthermore, the distance between the micro-spraying pipeline and the top end of the planting frame, namely the top end of the quadrangular frustum pyramid is 0.4-0.8 m. Can adjust the distance of spouting pipeline to planting the frame a little according to the user demand, make whole planting frame can be complete be arranged in the spraying of spouting the pipeline a little.
Furthermore, the height of the quadrangular frustum pyramid is 1-1.5m, and the length of the quadrangular frustum pyramid is 4-6 m.
Can adjust the size of planting frame quadrangular frustum pyramid according to the needs of place of production, select for use above high-end and length can be better guarantee space utilization and dendrobium officinale's economic benefits.
Furthermore, the middle part of the suspension bracket is of a telescopic structure. The telescopic structure is used for adjusting the positions of the multiple micro-jet pipelines.
The utility model has the advantages of it is following:
1. the utility model can improve the space utilization rate and improve the yield of the dendrobium officinale;
2. the utility model can meet the illumination requirements of the dendrobium officinale at different growth stages, and can effectively improve the quality of the dendrobium officinale;
3. the utility model discloses simple structure, intelligent degree is high, and the management of being convenient for has reduced dendrobium officinale's plant diseases and insect pests.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic structural view of the intelligent three-dimensional cultivation device for Dendrobium officinale of the present invention;
FIG. 2 is a schematic view of a planting cup structure in the intelligent three-dimensional cultivation device for Dendrobium officinale of the present invention;
FIG. 3 is a schematic view of the working principle of the temperature and humidity regulator in the intelligent three-dimensional cultivation device for Dendrobium officinale of the present invention;
in the figure: 1 is a planting frame, 11 is a planting hole, 2 is a planting cup, 3 is a micro-spraying pipeline, 31 is a micro-sprayer, 4 is a suspension frame, 5 is a temperature and humidity regulator, 51 is a power supply and 52 is a temperature sensor; 53 is a humidity sensor, 54 is a heater, 55 is a cooling fan, and 56 is a liquid supply device; 57 is a controller; 6 is an irrigation pipeline; 61 are irrigation microtubes.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-3, an intelligent dendrobium officinale three-dimensional cultivation device comprises a planting frame 1, a planting cup 2, a micro-spraying pipeline 3, a suspension bracket 4, a temperature and humidity regulator 5 and an irrigation pipeline 6;
the planting frame 1 is of a herringbone structure and comprises two hollow quadrangular tables, and planting holes 11 which are arranged in an array shape are formed in the upper surfaces of the two quadrangular tables;
the planting cup 2 is detachably arranged in the planting hole 11;
the micro-spraying pipeline 3 is arranged above the planting frame 1, a plurality of micro-spray heads 31 are arranged on the micro-spraying pipeline 3, and the micro-spray heads 31 face the planting frame 1;
the irrigation pipelines 6 are a plurality of strips, symmetrically penetrate through the cavities of the two quadrangular frustums respectively, irrigation micro-pipes 61 are further arranged on the irrigation pipelines in the cavities, and the irrigation micro-pipes 61 are connected with the bottoms of the planting cups 2;
one end of the suspension bracket 4 is detachably connected with the micro-jet pipeline 3, and the other end of the suspension bracket 4 is provided with a suspension hook;
this embodiment adopts three-dimensional cultivation mode, and three-dimensional cultivation is a neotype soilless culture mode, belongs to plant cultivation device technical field. According to the embodiment, the dendrobium officinale cultivation is vertical gradient layered cultivation through the planting frame 1 with the herringbone structure, the greenhouse space and the illumination of facilities are fully utilized towards the space development, and the space utilization rate and the yield per unit area are improved.
Frame 1 is planted to this embodiment adopts the preparation of high density benzene board to form, punches on the benzene board and forms planting hole 11, adopts 2 field planting dendrobium nobile seedlings of field planting cup in planting hole 11. A plurality of irrigation channels 6 are arranged in the planting frame 1, and a micro-spraying pipeline 3 is arranged on the upper portion of the planting frame to spray regularly, so that the effect of supplementing water and nutrients is achieved. The dendrobium officinale seedling cultivation method has the advantages that the utilization rate of unit area can be obviously improved, the dendrobium officinale seedlings can be irradiated by sunlight fully, the effects of ventilation and air permeability are achieved, the occurrence of plant diseases and insect pests is reduced, and the yield of dendrobium can be obviously improved.
In the present embodiment, the temperature and humidity regulator 5 includes a power supply 51, a temperature sensor 52, a humidity sensor 53, a heater 54, a heat dissipation fan 55, a liquid supply device 56, and a controller 57;
the liquid supply device 56 is connected with the micro-spraying pipeline 3 and the irrigation pipeline 6; the power supply 51, the temperature sensor 52, the humidity sensor 53, the heater 54, the cooling fan 55 and the controller 57 are arranged in the middle of the two quadrangular frustums;
the controller 57 is in communication connection with the temperature sensor 52, the humidity sensor 53, the heater 54, the cooling fan 55 and the liquid supply device 56;
the power supply 51 supplies power to the temperature sensor 52, the humidity sensor 53, the heater 54, the heat dissipation fan 55, the liquid supply device 56, and the controller 57.
When the device is used, a manager sets a temperature and humidity control standard range on the controller 57 according to growth conditions of the dendrobium officinale at each stage and within 24 hours a day, when the humidity is lower than the preset humidity, the controller 57 controls the liquid supply device 56 to be opened, the liquid supply device 56 supplies water to the dendrobium officinale through the micro-spraying pipeline 3 and the irrigation pipeline 6, and when the humidity reaches the control standard, the controller 57 controls the liquid supply device 56 to be closed; when the temperature is lower than the preset temperature, the controller 57 controls the heater 54 to heat, and when the temperature reaches the control standard, the controller 57 controls the heater 54 to be turned off; when the temperature is higher than the preset temperature, the controller 57 controls the cooling fan 55 to cool down, and when the temperature reaches the control standard, the controller 57 controls the cooling fan 55 to close;
the contact surface of the two quadrangular tables and the ground is provided with a liquid discharge groove, and the included angle between the two quadrangular tables is 25-45 degrees.
The upper part of the planting cup 2 is provided with moss of 0.5-1.5cm, and the lower part is provided with fixed sponge of 3-5 cm; the bottom of the customized cup is provided with a liquid discharge hole.
The distance between the micro-spraying pipeline 3 and the top end of the quadrangular frustum is 0.4-0.8 m.
The height of the quadrangular frustum pyramid is 1-1.5m, and the length is 4-6 m.
The middle part of the suspension bracket 4 is of a telescopic structure
Compared with the prior art, the intelligent control system is novel and simple in structure, reasonable in design and high in intelligent degree. Realizes high space utilization rate of planting the dendrobium officinale, and realizes low plant diseases and insect pests, high quality and high yield of the dendrobium officinale.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (6)

1. Three-dimensional cultivation device of intelligence dendrobii officmalis caulis, which comprises
The planting frame (1) is of a herringbone structure and comprises two hollow quadrangular frustums, and planting holes (11) arranged in an array form are formed in the upper surfaces of the two quadrangular frustums;
the planting cup (2), the planting cup (2) is detachably arranged in the planting hole (11);
the micro-spraying pipeline (3) is arranged above the planting frame (1), a plurality of micro-spray heads (31) are arranged on the micro-spraying pipeline (3), and the micro-spray heads (31) face the planting frame (1);
the irrigation pipelines (6) are in a double number and symmetrically penetrate through the cavities of the two quadrangular frustum pyramid platforms respectively, irrigation micro-pipes (61) are further arranged on the irrigation pipelines in the cavities, and the irrigation micro-pipes (61) are connected with the bottoms of the planting cups (2);
one end of the suspension bracket (4) is detachably connected with the micro-jet pipeline (3), and the other end of the suspension bracket (4) is provided with a suspension hook;
the temperature and humidity controller (5), the temperature and humidity controller (5) comprises a power supply (51), a temperature sensor (52), a humidity sensor (53), a heater (54), a cooling fan (55), a liquid supply device (56) and a controller (57);
the liquid supply device (56) is connected with the micro-spraying pipeline (3) and the irrigation pipeline (6); the power supply (51), the temperature sensor (52), the humidity sensor (53), the heater (54), the cooling fan (55) and the controller (57) are arranged between the two quadrangular tables;
the controller (57) is in communication connection with the temperature sensor (52), the humidity sensor (53), the heater (54), the cooling fan (55) and the liquid supply device (56);
the power supply (51) supplies power to the temperature sensor (52), the humidity sensor (53), the heater (54), the cooling fan (55), the liquid supply device (56) and the controller (57).
2. The intelligent three-dimensional dendrobium officinale cultivation device according to claim 1, wherein liquid drainage grooves are formed in the contact surfaces of the two quadrangular platforms and the ground, and the included angle between the two quadrangular platforms is 25-45 °.
3. The intelligent dendrobium officinale three-dimensional cultivation device according to claim 1, wherein moss with the length of 0.5-1.5cm is arranged at the upper part of the planting cup (2), and fixing sponge with the length of 3-5cm is arranged at the lower part of the planting cup; and a liquid discharge hole is formed in the bottom of the planting cup (2).
4. The intelligent dendrobium officinale three-dimensional cultivation device according to claim 1, wherein the distance between the micro-spraying pipeline (3) and the top end of the quadrangular frustum pyramid is 0.4-0.8 m.
5. The intelligent dendrobium officinale three-dimensional cultivation device according to claim 1, wherein the quadrangular frustum pyramid is 1-1.5m high and 4-6m long.
6. The intelligent dendrobium officinale three-dimensional cultivation device according to any one of claims 1 to 5, wherein the middle part of the suspension bracket (4) is of a telescopic structure.
CN201920197373.0U 2019-02-14 2019-02-14 Three-dimensional cultivation device of intelligence dendrobii officmalis caulis Expired - Fee Related CN210537973U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920197373.0U CN210537973U (en) 2019-02-14 2019-02-14 Three-dimensional cultivation device of intelligence dendrobii officmalis caulis

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920197373.0U CN210537973U (en) 2019-02-14 2019-02-14 Three-dimensional cultivation device of intelligence dendrobii officmalis caulis

Publications (1)

Publication Number Publication Date
CN210537973U true CN210537973U (en) 2020-05-19

Family

ID=70617608

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920197373.0U Expired - Fee Related CN210537973U (en) 2019-02-14 2019-02-14 Three-dimensional cultivation device of intelligence dendrobii officmalis caulis

Country Status (1)

Country Link
CN (1) CN210537973U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118177065A (en) * 2024-04-26 2024-06-14 福建省农业科学院亚热带农业研究所(福建省农业科学院蔗麻研究中心) A three-dimensional planting trellis and dendrobium officinale and a planting method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118177065A (en) * 2024-04-26 2024-06-14 福建省农业科学院亚热带农业研究所(福建省农业科学院蔗麻研究中心) A three-dimensional planting trellis and dendrobium officinale and a planting method

Similar Documents

Publication Publication Date Title
CN103598077B (en) Cultivation substrate for artificially cultivating dendrobium nobile
CN101971761B (en) Device and method for growing strawberry seedlings
CN105230489A (en) Tissue culture fast propagation method for dendrobium candidum
CN113080042B (en) Annual efficient production method and annual efficient production device for strawberries in cold areas
CN111972204A (en) Novel method for cultivating blueberries by using vertical root control container
CN210695378U (en) Automatic aeroponics of cuttage class plant is taken root, is planted system fast
CN210537973U (en) Three-dimensional cultivation device of intelligence dendrobii officmalis caulis
CN201789833U (en) Strawberry seedling raising device
CN106386125A (en) Method for manufacturing shrub potted plant
CN105309227A (en) A rotary flue-cured tobacco seedling culture device and a seedling culture method thereof
CN105660328A (en) Greenhouse hydroponic bed three-dimensional culture method
CN205018012U (en) Pin-shaped strawberry three-dimensional planting groove
CN118044436A (en) A method for planting velvet antler grass in plastic greenhouse
CN105684704A (en) Three-dimensional cultivation method for dendrobium huoshanense
CN201774905U (en) Spraying device applicable to three-dimensional fruit and vegetable crops
CN215957360U (en) Multi-functional forestry is planted with device of growing seedlings
CN213343694U (en) Edible mushroom growth monitoring device
CN111133945B (en) High-benefit intercropping cultivation method for apricot trees in sandy soil barren land
CN208370564U (en) Multifunctional lighting plants pallet assembly
CN1596595A (en) Stereo planting method for dendrobium
CN106069133A (en) A kind of facilities vegetable high-yield and high-efficiency wide space planting method
CN217160561U (en) Multilayer structure's cucumber seedling breeding device
CN105557234A (en) Tree type cultivation technique for ornamental tomato by utilizing solid substrate
CN204518765U (en) A kind of stereoscopic vegetable cultivation device
CN2435927Y (en) Stereo agricultural cultivation implement

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20200519

Termination date: 20210214

CF01 Termination of patent right due to non-payment of annual fee