CN108935433A - A kind of intelligent bird-scaring unit and bird repellent method - Google Patents
A kind of intelligent bird-scaring unit and bird repellent method Download PDFInfo
- Publication number
- CN108935433A CN108935433A CN201810897021.6A CN201810897021A CN108935433A CN 108935433 A CN108935433 A CN 108935433A CN 201810897021 A CN201810897021 A CN 201810897021A CN 108935433 A CN108935433 A CN 108935433A
- Authority
- CN
- China
- Prior art keywords
- bird
- birds
- bird repellent
- scaring unit
- information
- 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.)
- Pending
Links
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M29/00—Scaring or repelling devices, e.g. bird-scaring apparatus
- A01M29/06—Scaring or repelling devices, e.g. bird-scaring apparatus using visual means, e.g. scarecrows, moving elements, specific shapes, patterns or the like
- A01M29/10—Scaring or repelling devices, e.g. bird-scaring apparatus using visual means, e.g. scarecrows, moving elements, specific shapes, patterns or the like using light sources, e.g. lasers or flashing lights
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M29/00—Scaring or repelling devices, e.g. bird-scaring apparatus
- A01M29/16—Scaring or repelling devices, e.g. bird-scaring apparatus using sound waves
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Birds (AREA)
- Engineering & Computer Science (AREA)
- Insects & Arthropods (AREA)
- Pest Control & Pesticides (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Catching Or Destruction (AREA)
Abstract
A kind of intelligent bird-scaring unit and bird repellent method, including power supply mechanism, for providing electric energy；Testing agency, for detecting, the birds direction of motion obtains direction of motion information and birds itself and birds fall on the sound issued on power supply mechanism and obtain location information；Decision mechanism for receiving the direction of motion information and location information that testing agency is collected into, and obtains judging information；Bird repellent mechanism, for obtain judge information, according to judge information progress bird repellent operation.The present invention uses above-mentioned technology, so that the ultrasonic wave that different frequency range can be used for different birds drives it, it is selective compared with the ultrasonic wave for all issuing same frequency range regardless of type although can not directly be handled according to the exact type of birds；By the way that in use, the sound wave rotation of different frequency range reaches and preferably expels effect for birds.
Description
Technical field:
The present invention relates to a kind of intelligent bird-scaring unit and bird repellent methods.
Background technique:
Birds are liked nesting on steel tower in mating period, and material of nesting has branch, withered rattan, waste cotton line, or even also
Iron wire.These material falling downs may be shorted several porcelain vases, so as to cause line tripping.Various curassows are liked falling in steel tower after looking for food
On middle line cross-arm.Excrement is largely discharged when having a rest, can pollute porcelain vase, reduces porcelain vase string external insulating strength, and causes line tripping.
Bird pest fault point is all in band bracing wire or rigidity steel tower on route, and major part is in tangent suspension tower middle line porcelain vase string and strain insulator absolutely
On line jumper suspension insulator chain.Cement pole generally occurs without bird pest failure.Substation is mainly that birds often creep into transformer
Or lead to transient fault in the gap of alternating current filter.Since in power supply process, main place there are two different environment is driven
Bird device, one be power transmission tower, one be power transmission line.The equipment angle being located on power transmission tower, such as a kind of transmission of electricity of CN207219953U
Shaft tower ultrasonic wave acousto-optic bird repelling machine, uses solar panels to power, and then carries out bird repellent operation using ultrasonic wave and flash of light, this
Body is using C8051F310 single-chip microcontroller as core component；And in a kind of electric power line pole tower intelligent bird-repeller of CN107897166A
Then device carries out bird repellent operation using ultrasonic wave using infrared and noise measuring.Also it is located on cable, and directly
The equipment that electricity is taken on cable takes electricity using iron core and then utilizes such as CN202396353U induction type ultrasound wave bird-scaring unit
Ultrasonic wave and buzzer carry out bird repellent；In a kind of intelligent environment protection electronic bird of CN206559958U, using infrared sense
Module is answered, then carries out bird repellent using LED etc., ultrasonic wave etc..It can be seen that in prior art designs, whether having potentially for birds
When encroaching on risk, there is no corresponding settings, only all disperse all potential birds and come, but some birds are not
Intentional also to be accidentally injured close to after power transmitting device, there is no the plans of solution to this for the prior art.
Summary of the invention:
The present invention provides a kind of intelligent bird-scaring unit and bird repellent methods, and combination is more, solves and deposits in the prior art
The problem of.
Used technical solution is the present invention to solve above-mentioned technical problem:
A kind of intelligent bird-scaring unit, including power supply mechanism, for providing electric energy；
Testing agency, for detecting, the birds direction of motion obtains direction of motion information and birds itself and birds fall on
The sound issued on power supply mechanism obtains location information；
Decision mechanism for receiving the direction of motion information and location information that testing agency is collected into, and obtains judgement letter
Breath；
Bird repellent mechanism, for obtain judge information, according to judge information progress bird repellent operation.
Preferably, the testing agency includes Radar Detection module and sound detection module；The Radar Detection module is used
In the direction of motion for judging birds by Doppler effect；The sound detection module is for receiving sound and vibration, and root
The location information of birds is obtained according to sound and vibration.Radar Detection module can judge the shifting of object by Doppler effect
Dynamic direction, so as to select only just to carry out bird repellent operation when birds are close.
Preferably, the Radar Detection module is that transmitting antenna and receiving antenna integrally assemble, and transmitting antenna is arranged field and imitates
Should pipe make solid state microwave oscillation source；Receiving antenna is equipped with Xiao Jite detection tube, connects with same waveguide composition single tube waveguide mixer
It receives the signal that reflection coupling is returned to be mixed to obtain difference on the frequency, then direction of motion information is obtained by low-frequency amplifier.Simplify radar
The structure of detection module is mounted on cable by asking for electric installation realization so that it can be realized.
Preferably, the bird repellent mechanism includes supersonic generator.For frequency range other than the audibility range of people, people is general
It will not be perceived.But hearing ability is the mankind that nearly 10 times of birds are very sensitive to sound.Use the mode of timing
Main purpose is to build the environment of a ultrasonic wave, deteriorates the living environment of birds, bird is made not feel good in the region.
Preferably, the bird repellent mechanism further includes strong light bird-scaring unit and/or emulation shot bird-scaring unit and/or emulation bird of prey sound
Bird-scaring unit.Enhance effect on driving birds.
Preferably, the power supply mechanism for solar power supply apparatus and/or asks for electric installation and/or battery.
It preferably, further include infrared acquisition mechanism, the infrared acquisition mechanism is used to obtain the volume and kind of neighbouring birds
Class.The effect of infrared acquisition mechanism mainly determines the time of bird repellent mechanism operation and determines the size of birds to select bird repellent
Mode.
A kind of bird repellent method, includes the following steps:
S1, infrared acquisition mechanism are used to judge the size of the birds in the set distance of periphery and issue the starting of testing agency
Signal；
S2, testing agency follow the direction of motion that judgement enters birds in set distance, if the direction of motion and default
Power supply mechanism direction it is consistent, and receive the enabling signal of infrared acquisition mechanism, then issue the signal of starting bird repellent mechanism；
S3, the starting of bird repellent mechanism, and the size of the birds arrived according to historical record, infrared acquisition means sense selects bird repellent
Mode；
The bird repellent mode history of forming of S4, the size for recording the birds that this infrared acquisition means sense arrives and selection are remembered
Record.
Preferably, the bird repellent mode be supersonic wave bird driving, the historical record include the birds of pre-write size with
The corresponding relationship of at least two supersonic bands；In S3, bird repellent mechanism uses the ultrasound different from closest historical record
Wave frequency section carries out bird repellent.Bird repellent operation is carried out using alternate supersonic band, after preventing birds from adapting to, can not produce effect.
Preferably, the bird repellent mode further includes strong light bird-scaring unit and/or emulation shot bird-scaring unit and/or emulation bird of prey sound
Bird-scaring unit.
The present invention uses above-mentioned technology, so that the ultrasonic wave that different frequency range can be used for different birds drives it
It catches up with, although can not directly be handled according to the exact type of birds, all issues same frequency range compared with regardless of type
Ultrasonic wave is selective；By the way that in use, the sound wave rotation of different frequency range reaches and birds is preferably expelled with effect
Fruit, since birds zone of action is specifically, if using expulsion mode of the same race always for same type of birds, if birds are suitable
After answering, then expulsion effect well is not had, and use this kind of mode, then avoids this phenomenon；Simplify detections of radar
The structure of module, avoids labyrinth, so that making it through to ask for electric installation and be mounted on cable becomes possibility.
Detailed description of the invention:
Fig. 1 is schematic diagram of the invention.
Fig. 2 is flow chart of the invention.
Specific embodiment:
In order to clarify the technical characteristics of the invention, below by specific embodiment, and its attached drawing is combined, to this hair
It is bright to be described in detail.
As shown in Figs. 1-2, in a specific embodiment, power supply mechanism is each mechanism as the energy source of the present apparatus
Energy supply；When in use, first it is direction of motion information that testing agency detects birds, if the direction of motion is to deviate from power supply machine
The direction of structure, then without driving；If the direction of motion is to need bird repellent mechanism to work towards the direction of power supply mechanism；And for
Very small birds perhaps then pass to by sound or similar to the vibration of sound in the device of testing agency dead angle entrance
Decision mechanism, decision mechanism drive bird repellent mechanism to carry out bird repellent operation.
On the basis of one embodiment, the birds direction of motion is obtained using Radar Detection module, using sound detection
Module receives vibration and sound.Existing Radar Detection module is complex, but uses Xiao Jite detection tube and field-effect
Pipe is as substrate, and then integrated setting, greatly reduces the complexity of whole system, so that it, which is mounted on cable, becomes
It may；The direction of motion of birds is obtained by Radar Detection module, avoids the frequent starting of bird repellent mechanism；And pass through sound detection
Module can be avoided that small birds are fallen on cable or the dead point of Radar Detection module causes adverse effect as revealing all the details.
On the basis of one embodiment, as shown in Fig. 2,
S1, infrared acquisition mechanism are used to judge the size of the birds in the set distance of periphery and issue the starting of testing agency
Signal；
Infrared acquisition mechanism delimit detection zone and issues enabling signal mainly there are two effect；Delimit detection zone
Mode be exemplified below: such as according to setting, detect the range from power supply mechanism 100-110m, between 100-110m, birds
Movement any movement will not be brought to infrared acquisition mechanism, if break through 100m and 110m boundary, issue starting letter
Number.
S2, testing agency follow the direction of motion that judgement enters birds in set distance, if the direction of motion and default
Power supply mechanism direction it is consistent, and receive the enabling signal of infrared acquisition mechanism, then issue the signal of starting bird repellent mechanism；
In the moment for receiving enabling signal, testing agency starts to detect the direction of motion of birds；It is opened if not issued far from if
Dynamic signal；If close, enabling signal is issued.
S3, the starting of bird repellent mechanism, and the size of the birds arrived according to historical record, infrared acquisition means sense selects bird repellent
Mode；The historical record includes the size of the birds of pre-write and the corresponding relationship of at least two supersonic bands；Bird dispelling device
Structure carries out bird repellent using the supersonic band different from closest historical record；
During bird repellent, during bird repellent, birds adapt to bird repellent environment, and bird repellent mechanism is needed for ultrasound
Wave frequency section is replaced, and to improve the validity of bird repellent, replacement can also be used more by the way of multiple wave band alternations
A wave band random manner.
The bird repellent mode history of forming of S4, the size for recording the birds that this infrared acquisition means sense arrives and selection are remembered
Record, cooperation S3 form the operating database of original bird repellent process.
Above-mentioned specific embodiment cannot function as limiting the scope of the invention, for the technology people of the art
For member, any alternate modification or transformation made to embodiment of the present invention are fallen within the scope of protection of the present invention.
Place is not described in detail by the present invention, is the well-known technique of those skilled in the art of the present technique.
Claims (10)
1. a kind of intelligent bird-scaring unit, it is characterised in that: including power supply mechanism, for providing electric energy；
Testing agency, for detecting, the birds direction of motion obtains direction of motion information and birds itself and birds fall on power supply
The sound issued in mechanism obtains location information；
Decision mechanism for receiving the direction of motion information and location information that testing agency is collected into, and obtains judging information；
Bird repellent mechanism, for obtain judge information, according to judge information progress bird repellent operation.
2. a kind of intelligent bird-scaring unit according to claim 1, it is characterised in that: the testing agency includes detections of radar
Module and sound detection module；The Radar Detection module is used to judge by Doppler effect the direction of motion of birds；Institute
Sound detection module is stated for receiving sound and vibration, and obtains the location information of birds according to sound and vibration.
3. a kind of intelligent bird-scaring unit according to claim 2, it is characterised in that: the Radar Detection module is transmitting day
Line and receiving antenna integrally assemble, and transmitting antenna setting field-effect tube makees solid state microwave oscillation source；Receiving antenna is equipped with Xiao Jite
Detection tube receives the signal that reflection coupling is returned with same waveguide composition single tube waveguide mixer and is mixed to obtain difference on the frequency, then leads to
It crosses low-frequency amplifier and obtains direction of motion information.
4. a kind of intelligent bird-scaring unit according to claim 1, it is characterised in that: the bird repellent mechanism includes ultrasonic wave hair
Raw device.
5. a kind of intelligent bird-scaring unit according to claim 4, it is characterised in that: the bird repellent mechanism further includes strong CD-ROM drive
Bird device and/or emulation shot bird-scaring unit and/or emulation bird of prey sound bird-scaring unit.
6. a kind of intelligent bird-scaring unit according to claim 1, it is characterised in that: the power supply mechanism is solar powered
Device and/or ask for electric installation and/or battery.
7. a kind of intelligent bird-scaring unit according to claim 2, it is characterised in that: it further include infrared acquisition mechanism, it is described
Infrared acquisition mechanism is used to obtain the volume and type of neighbouring birds.
8. a kind of bird repellent method using intelligent bird-scaring unit as claimed in claim 7, it is characterised in that: including walking as follows
It is rapid:
S1, infrared acquisition mechanism are used to judge the size of the birds in the set distance of periphery and issue the starting letter of testing agency
Number；
S2, testing agency follow the direction of motion for the birds that judgement enters in set distance, if the direction of motion and preset confession
Motor structure direction is consistent, and receives the enabling signal of infrared acquisition mechanism, then issues the signal of starting bird repellent mechanism；
S3, the starting of bird repellent mechanism, and the size of the birds arrived according to historical record, infrared acquisition means sense selects bird repellent side
Formula；
The bird repellent mode history of forming of S4, the size for recording the birds that this infrared acquisition means sense arrives and selection record.
9. a kind of bird repellent method according to claim 8, it is characterised in that: the bird repellent mode is supersonic wave bird driving, institute
State the size for the birds that historical record includes pre-write and the corresponding relationship of at least two supersonic bands；In S3, bird dispelling device
Structure carries out bird repellent using the supersonic band different from closest historical record.
10. a kind of bird repellent method according to claim 9, it is characterised in that: the bird repellent mode further includes strong CD-ROM drive bird
Device and/or emulation shot bird-scaring unit and/or emulation bird of prey sound bird-scaring unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810897021.6A CN108935433A (en) | 2018-08-08 | 2018-08-08 | A kind of intelligent bird-scaring unit and bird repellent method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810897021.6A CN108935433A (en) | 2018-08-08 | 2018-08-08 | A kind of intelligent bird-scaring unit and bird repellent method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108935433A true CN108935433A (en) | 2018-12-07 |
Family
ID=64468957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810897021.6A Pending CN108935433A (en) | 2018-08-08 | 2018-08-08 | A kind of intelligent bird-scaring unit and bird repellent method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108935433A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109717181A (en) * | 2019-02-19 | 2019-05-07 | 江苏引拓电力科技有限公司 | A kind of automatic electricity getting intelligent bird driving device and bird repellent method |
| CN110887411A (en) * | 2019-12-02 | 2020-03-17 | 北京九九之声科技有限公司 | High-frequency dispersing device with nano driver |
| CN111742916A (en) * | 2020-07-03 | 2020-10-09 | 国网冀北电力有限公司检修分公司 | Bird repelling control method and device for power equipment |
| CN112461290A (en) * | 2020-11-09 | 2021-03-09 | 国网四川省电力公司阿坝供电公司 | Bird-repelling monitoring system for air cannon |
| CN116369299A (en) * | 2022-12-14 | 2023-07-04 | 国网河南省电力公司漯河供电公司 | Bird repellent device integrating radar and sound wave detection technology |
| CN116794442A (en) * | 2023-08-28 | 2023-09-22 | 武汉能钠智能装备技术股份有限公司 | Electromagnetic environment monitoring system and method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203388141U (en) * | 2013-06-17 | 2014-01-15 | 国家电网公司 | Microwave detection bird dispeller |
| CN103548809A (en) * | 2013-11-05 | 2014-02-05 | 国家电网公司 | Bird dispelling method and device for power transmission line |
| CN104823962A (en) * | 2015-05-11 | 2015-08-12 | 北京林业大学 | Voice bird-repelling method |
| CN205756850U (en) * | 2016-07-11 | 2016-12-07 | 山东孚岳电气有限公司 | Electric power special-purpose ultrasonic bird-scaring unit |
| JP2017205033A (en) * | 2016-05-17 | 2017-11-24 | 株式会社日立製作所 | Countermeasure system against damage by birds or animals |
| CN207148585U (en) * | 2017-08-02 | 2018-03-27 | 新疆信息产业有限责任公司 | Remote comprehensive, which links, divides the intelligent bird driving device of whole body structure |
| CN108077236A (en) * | 2017-12-16 | 2018-05-29 | 佛山市神风航空科技有限公司 | A kind of expulsion type emulates mechanical bird |
-
2018
- 2018-08-08 CN CN201810897021.6A patent/CN108935433A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203388141U (en) * | 2013-06-17 | 2014-01-15 | 国家电网公司 | Microwave detection bird dispeller |
| CN103548809A (en) * | 2013-11-05 | 2014-02-05 | 国家电网公司 | Bird dispelling method and device for power transmission line |
| CN104823962A (en) * | 2015-05-11 | 2015-08-12 | 北京林业大学 | Voice bird-repelling method |
| JP2017205033A (en) * | 2016-05-17 | 2017-11-24 | 株式会社日立製作所 | Countermeasure system against damage by birds or animals |
| CN205756850U (en) * | 2016-07-11 | 2016-12-07 | 山东孚岳电气有限公司 | Electric power special-purpose ultrasonic bird-scaring unit |
| CN207148585U (en) * | 2017-08-02 | 2018-03-27 | 新疆信息产业有限责任公司 | Remote comprehensive, which links, divides the intelligent bird driving device of whole body structure |
| CN108077236A (en) * | 2017-12-16 | 2018-05-29 | 佛山市神风航空科技有限公司 | A kind of expulsion type emulates mechanical bird |
Non-Patent Citations (1)
| Title |
|---|
| 郑亚玉: "基于物联网的高压输电线路鸟害监测与预警系统设计", 《中国优秀硕士学位论文全文数据库工程科技Ⅱ辑》 * |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109717181A (en) * | 2019-02-19 | 2019-05-07 | 江苏引拓电力科技有限公司 | A kind of automatic electricity getting intelligent bird driving device and bird repellent method |
| CN110887411A (en) * | 2019-12-02 | 2020-03-17 | 北京九九之声科技有限公司 | High-frequency dispersing device with nano driver |
| CN110887411B (en) * | 2019-12-02 | 2021-09-17 | 北京九九之声科技有限公司 | High-frequency dispersing device with nano driver |
| CN111742916A (en) * | 2020-07-03 | 2020-10-09 | 国网冀北电力有限公司检修分公司 | Bird repelling control method and device for power equipment |
| CN112461290A (en) * | 2020-11-09 | 2021-03-09 | 国网四川省电力公司阿坝供电公司 | Bird-repelling monitoring system for air cannon |
| CN112461290B (en) * | 2020-11-09 | 2021-09-07 | 国网四川省电力公司阿坝供电公司 | Bird-repelling monitoring system for air cannon |
| CN116369299A (en) * | 2022-12-14 | 2023-07-04 | 国网河南省电力公司漯河供电公司 | Bird repellent device integrating radar and sound wave detection technology |
| CN116794442A (en) * | 2023-08-28 | 2023-09-22 | 武汉能钠智能装备技术股份有限公司 | Electromagnetic environment monitoring system and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108935433A (en) | A kind of intelligent bird-scaring unit and bird repellent method | |
| CN102426052B (en) | Vibration wire type data acquisition system and method | |
| CN108739790B (en) | Infrared induction bird repeller | |
| CN102988155A (en) | Coding vibration and voice prompt blind guiding method and apparatus based on multi-frequency modulation | |
| CN205756850U (en) | Electric power special-purpose ultrasonic bird-scaring unit | |
| CN103548809A (en) | Bird dispelling method and device for power transmission line | |
| CN103891707A (en) | Bird repellent device for high-tension transmission line | |
| CN201570833U (en) | Ultrasonic wave, flashing, discharge arc combined type adapting-proof high-efficiency bird dispeller | |
| CN101619589A (en) | Water flushing control system | |
| CN208609779U (en) | A kind of electric power facility bird pest protector | |
| CN101769573A (en) | Air-conditioner for repelling mice and cockroaches | |
| CN206821819U (en) | A kind of electric pole circuit senses automatic electricity getting frequency conversion acousto-optic bird repelling machine with wire | |
| CN203723324U (en) | Bird repelling device for high-voltage transmission line | |
| CN209089793U (en) | One kind asking for electric-type bird-scaring unit | |
| CN205233291U (en) | Novel portable power equipment drives bird device | |
| CN211983459U (en) | Synthesize bird repellent device | |
| CN202802090U (en) | Guiding device with vibration prompt and voice prompt based on multiple frequency modulation (FM) coding | |
| CN208830831U (en) | A kind of transformer fence | |
| CN203457699U (en) | Intelligent self-powered laser bird dispeller | |
| CN206453074U (en) | Portable intelligent birds device for driving away | |
| CN102175926A (en) | Thunderstorm electronic alarm | |
| CN206078791U (en) | Ultrasonic birds driving device | |
| CN215501064U (en) | Continuous power supply type ultrasonic bird repeller | |
| CN109287614A (en) | Acousto-optic combined electric gas equipment scarer and method based on infrared detection | |
| CN213095747U (en) | Bird repellent device of communication tower for electronic information engineering |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181207 |
|
| RJ01 | Rejection of invention patent application after publication |