CN112931996A - Mask without ear hanging structure - Google Patents
Mask without ear hanging structure Download PDFInfo
- Publication number
- CN112931996A CN112931996A CN202110468665.5A CN202110468665A CN112931996A CN 112931996 A CN112931996 A CN 112931996A CN 202110468665 A CN202110468665 A CN 202110468665A CN 112931996 A CN112931996 A CN 112931996A
- Authority
- CN
- China
- Prior art keywords
- adhesive tape
- mask
- paper
- mouth
- mask body
- 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.)
- Withdrawn
Links
- 239000002390 adhesive tape Substances 0.000 claims abstract description 174
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 14
- 238000010521 absorption reaction Methods 0.000 claims abstract description 12
- 230000000903 blocking effect Effects 0.000 claims abstract description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 9
- 239000000741 silica gel Substances 0.000 claims description 9
- 229910002027 silica gel Inorganic materials 0.000 claims description 9
- 239000004820 Pressure-sensitive adhesive Substances 0.000 claims description 8
- 239000004831 Hot glue Substances 0.000 claims description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 4
- 230000001815 facial effect Effects 0.000 claims description 3
- 210000001331 nose Anatomy 0.000 abstract description 16
- 239000003292 glue Substances 0.000 abstract description 4
- 239000002184 metal Substances 0.000 abstract description 4
- 238000007789 sealing Methods 0.000 abstract description 4
- 241000894006 Bacteria Species 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000001914 filtration Methods 0.000 abstract 2
- 239000000463 material Substances 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 210000004373 mandible Anatomy 0.000 description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- 206010003497 Asphyxia Diseases 0.000 description 1
- 208000035473 Communicable disease Diseases 0.000 description 1
- 206010052137 Ear discomfort Diseases 0.000 description 1
- 208000016952 Ear injury Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D13/00—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
- A41D13/05—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches protecting only a particular body part
- A41D13/11—Protective face masks, e.g. for surgical use, or for use in foul atmospheres
- A41D13/1161—Means for fastening to the user's head
- A41D13/1169—Means for fastening to the user's head using adhesive
- A41D13/1176—Means for fastening to the user's head using adhesive forming a complete seal at the edges of the mask
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D31/00—Materials specially adapted for outerwear
- A41D31/02—Layered materials
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D31/00—Materials specially adapted for outerwear
- A41D31/04—Materials specially adapted for outerwear characterised by special function or use
- A41D31/10—Impermeable to liquids, e.g. waterproof; Liquid-repellent
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D31/00—Materials specially adapted for outerwear
- A41D31/04—Materials specially adapted for outerwear characterised by special function or use
- A41D31/12—Hygroscopic; Water retaining
- A41D31/125—Moisture handling or wicking function through layered materials
Abstract
The invention discloses a mask without an ear hanging structure, which comprises a rectangular mask body, wherein the mask body comprises a water resisting layer, a filtering layer and a moisture absorption layer which are sequentially overlapped from outside to inside in a use state, the edges of the water resisting layer, the filtering layer and the moisture absorption layer are sewn and fixed, an upper adhesive tape and a lower adhesive tape are arranged on the moisture absorption layer, anti-adhesion paper is adhered to the upper adhesive tape and the lower adhesive tape, the anti-adhesion paper on the upper adhesive tape and the lower adhesive tape is torn off in the use state, the upper adhesive tape and the lower adhesive tape are respectively adhered to the parts of a face, which are positioned above nostrils and below mouths, and the noses, the mouths and the mandrils are wrapped in the mask body. The invention has the beneficial effects that: the mask is worn by adopting a glue strip pasting mode, a metal support matched with the nose bridge is not required to be arranged on the mask, the mask is convenient to use, the glue strip pasting sealing performance is good, and the bacterium blocking effect is good.
Description
Technical Field
The invention relates to a mask without an ear hanging structure, and belongs to the technical field of hygienic products.
Background
Masks are the most commonly used sanitary items in daily life, especially during the epidemic of infectious diseases; current gauze mask includes the gauze mask body and is located the ear-hang of gauze mask body meat side, and the ear-hang is used for hanging in the ear when using to with the gauze mask laminating in face, parcel mouth, nose and lower jaw, adopt the fixed gauze mask of ear-hang, when using for a long time, the ear-hang often produces in the ear and reines the trace, reing the wound with the ear even, causes the ear discomfort, increases the pressure of ear.
The upper portion of the existing mask is provided with a metal support for enhancing the sealing performance, and the metal support is deformed to be matched with the nose bridge, so that the mask is complex in manufacturing process.
Disclosure of Invention
The invention aims to provide a mask without an ear hanging structure, and the mask overcomes the technical defect that the ear pressure is high when an ear hanging mask in the prior art is used.
In order to solve the problems, the technical scheme adopted by the invention is as follows: including the gauze mask body of rectangle form, the gauze mask body includes by outer and interior water blocking layer, filter layer and the moisture absorption layer of superpose in proper order under the user state, and the border of water blocking layer, filter layer and moisture absorption layer is made up fixedly, inhales and is provided with the adhesive tape more than two on the apparent layer, is provided with anti-adhesion paper on the adhesive tape, under the user state, tears anti-adhesion paper on the adhesive tape, and the adhesive tape is used for pasting in people's face, wraps up nose, mouth and lower jaw at the gauze mask originally internally. The mask is adhered to the face by the adhesive tape, and the mouth, the nose and the lower jaw are covered without the ear hook, so that the mask is prevented from being worn for a long time, the ear hook generates strangulation marks on the ear, and the ear injury caused by the ear hook when the ear hook is worn seriously is avoided, and the pressure of wearing the mask to the ear for a long time is relieved.
As a further improvement of the invention, the adhesive tape comprises an upper adhesive tape and a lower adhesive tape, anti-adhesion paper is stuck on the upper adhesive tape and the lower adhesive tape, and the anti-adhesion paper on the upper adhesive tape and the lower adhesive tape is torn off in a use state, and the upper adhesive tape and the lower adhesive tape are respectively used for being stuck on the parts of the face, which are positioned above the nostrils and below the mouths, and are used for wrapping the noses, the mouths and the mandrils in the mask body. The mask is attached to the face by the aid of the upper adhesive tape, exhaled air is prevented from flowing upwards, and when the glasses are worn, exhaled air can be effectively prevented from fogging the eyes.
As a further improvement of the invention, the facial mask further comprises a left adhesive tape and a right adhesive tape, wherein anti-adhesion paper is stuck on the left adhesive tape and the right adhesive tape, and in a use state, the anti-adhesion paper on the left adhesive tape and the right adhesive tape is torn off, and the left adhesive tape and the right adhesive tape are respectively used for sticking to the left side part and the right side part of the face mouth. The left rubber strip and the right rubber strip are arranged and matched with the upper rubber strip and the lower rubber strip, so that the mouth, the nose and the lower jaw are further sealed, and the use safety of the mask is improved.
As a further improvement of the invention, the top end and the bottom end of the left rubber strip are respectively connected with the left ends of the upper rubber strip and the lower rubber strip, and the top end and the bottom end of the right rubber strip are respectively connected with the right ends of the upper rubber strip and the lower rubber strip. The upper rubber strip, the left rubber strip, the lower rubber strip and the right rubber strip are connected end to end, so that the sealing performance is better, and the safety is higher.
As a further improvement of the invention, the upper adhesive tape, the lower adhesive tape, the left adhesive tape and the right adhesive tape are respectively stuck with a strip-shaped anti-adhesion paper. The invention adopts four pieces of anti-adhesion paper, the width of each piece of anti-adhesion paper is slightly larger than that of the adhesive tape stuck on the anti-adhesion paper, and the use of the anti-adhesion paper is saved.
As a further improvement of the mask, the upper adhesive tape, the lower adhesive tape, the left adhesive tape and the right adhesive tape share one piece of anti-adhesion paper, and the size of the anti-adhesion paper is the same as that of the mask body. The invention adopts one piece of anti-adhesion paper, can tear off the anti-adhesion paper on all the adhesive tapes at one time, and is convenient for use.
As a further improvement of the invention, the upper adhesive tape, the lower adhesive tape, the left adhesive tape and the right adhesive tape can be made of any one of silica gel, acrylic pressure-sensitive adhesive, hot melt adhesive and water-based pressure-sensitive adhesive. According to the mask, the mask is adhered to the face by the silica gel, so that pain caused by pulling the skin can be avoided when the mask is taken down, no silica gel is left on the face after the mask is taken down, the antibacterial property of the silica gel is good, and the use safety of the mask is further improved.
As a further improvement of the invention, the adhesive tape comprises a left adhesive tape and a right adhesive tape, anti-adhesion paper is stuck on the left adhesive tape and the right adhesive tape, and the anti-adhesion paper on the left adhesive tape and the right adhesive tape is torn off in a use state, and the left adhesive tape and the right adhesive tape are respectively stuck on the parts of the face, which are positioned at the left side and the right side of the nose and the mouth, and are used for wrapping the nose, the mouth and the mandible in the mask body. The mask is stuck to the face from the two sides of the nose and the mouth, so that the pressure of the mask on the nose bridge is further reduced.
In conclusion, the beneficial effects of the invention are as follows: the mask is worn by adopting a glue strip pasting mode, a metal support matched with the nose bridge is not required to be arranged on the mask, the mask is convenient to use, the glue strip pasting sealing performance is good, and the bacterium blocking effect is good.
Drawings
FIG. 1 is a schematic structural view of example 1.
Fig. 2 is a schematic view of the internal structure of embodiment 1.
FIG. 3 is a schematic structural view of embodiment 2.
FIG. 4 is a schematic structural view of embodiment 3.
FIG. 5 is a schematic structural view of example 4.
Wherein: 1. a mask body; 2. a water resistant layer; 3. a filter layer; 4. a moisture-absorbing layer; 5. adhesive tape feeding; 6. a rubber strip is arranged; 7. anti-adhesion paper; 8. a left adhesive tape; 9. and a right adhesive tape.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings. The figures in the present invention are only schematic, wherein the size of the anti-blocking paper 7 is reduced in order not to shield the mask body 1, and the actual size is based on the written description.
Example 1
The mask without the ear hanging structure as shown in fig. 1 and fig. 2 comprises a rectangular mask body 1, the mask body 1 comprises a water-resistant layer 2, a filter layer 3 and a moisture absorption layer 4 which are sequentially overlapped from outside to inside in a using state, the edges of the water-resistant layer 2, the filter layer 3 and the moisture absorption layer 4 are sewn and fixed, the water-resistant layer 2 and the moisture absorption layer 4 in the embodiment are both made of non-woven fabrics, the middle filter layer 3 is made of melt-blown fabric, an upper adhesive tape 5 and a lower adhesive tape 6 are arranged on the moisture absorption layer 4, anti-adhesion paper 7 is adhered on the upper adhesive tape 5 and the lower adhesive tape 6, the upper adhesive tape 5 and the lower adhesive tape 6 are respectively used for being adhered to the positions of the face, which are positioned above the nostrils and below the mouth, so as to wrap the nose, the mouth and the lower jaw in the mask body 1, in the embodiment, the upper adhesive tape 5 and the lower adhesive tape 6 are respectively adhered with one anti-adhesion paper 7, when in use, the anti-adhesion paper 7 on the upper adhesive tape 5 and the lower adhesive tape 6 are respectively torn off, and then the mask of the embodiment is pasted on the face. In this embodiment, both the upper adhesive tape 5 and the lower adhesive tape 6 can be made of any material of silica gel, acrylic pressure-sensitive adhesive, hot melt adhesive, and water-based pressure-sensitive adhesive, in this embodiment, silica gel is preferably used to make the upper adhesive tape 5 and the lower adhesive tape 6, and the shapes of the adhesive surfaces of the upper adhesive tape 5 and the lower adhesive tape 6 in this embodiment can be full-coated, corrugated, dotted, or other shapes. The anti-blocking paper in this embodiment is a prior art, and this embodiment is not described in detail.
Example 2
This embodiment is a further improvement on embodiment 1, and compared with embodiment 1, in this embodiment, there is only one piece of anti-adhesion paper 7, that is, the upper adhesive tape 5 and the lower adhesive tape 6 share one piece of anti-adhesion paper 7, as shown in fig. 3, the anti-adhesion paper 7 in this embodiment is rectangular, and its size is the same as that of the product cover body 1, the upper part and the lower part of the anti-adhesion paper 7 are respectively adhered to the upper adhesive tape 5 and the lower adhesive tape 6, and when in use, the anti-adhesion paper 7 on the upper adhesive tape 5 and the lower adhesive tape 6 can be simultaneously torn off, which is convenient for use in this embodiment. The structure of the rest of this embodiment is the same as that of embodiment 1, and embodiment 1 may be referred to specifically, and details are not repeated in this embodiment.
Example 3
The present embodiment is a further improvement on the basis of embodiment 1, and compared with embodiment 1, the present embodiment is further provided with a left adhesive tape 8 and a right adhesive tape 9, as shown in fig. 4, the left adhesive tape 8 and the right adhesive tape 9 are both adhered with anti-adhesion paper 7, in a use state, the anti-adhesion paper 7 on the left adhesive tape 8 and the right adhesive tape 9 are torn off, and the left adhesive tape 8 and the right adhesive tape 9 are respectively used for being adhered to the left side and the right side of the mouth of the face. The top and the bottom of left adhesive tape 8 are connected with the left end of last adhesive tape 5 and lower adhesive tape 6 respectively in this embodiment, and the top and the bottom of right adhesive tape 9 are connected with the right-hand member of last adhesive tape 5 and lower adhesive tape 6 respectively, and last adhesive tape 5, left adhesive tape 8, lower adhesive tape 6 and right adhesive tape 9 end to end form the rectangle structure in this embodiment. In this embodiment, a strip-shaped anti-adhesion paper 7 is stuck to each of the left adhesive tape 8 and the right adhesive tape 9, that is, in this embodiment, four pieces of anti-adhesion paper 7 are totally provided, and when the adhesive tape is used, the four pieces of anti-adhesion paper 7 are sequentially torn from the upper adhesive tape 5, the left adhesive tape 8, the lower adhesive tape 6, and the right adhesive tape 9. The left adhesive tape 8 and the right adhesive tape 9 in this embodiment can be made of any one of silica gel, acrylic acid pressure-sensitive adhesive, hot melt adhesive and water-based pressure-sensitive adhesive, the left adhesive tape 8 and the right adhesive tape 9 are made of silica gel materials preferably in this embodiment, the shapes of the adhesive surfaces of the left adhesive tape 8 and the right adhesive tape 9 in this embodiment can be in a full-coating, corrugated or dot shape or other shapes, and the like. The structure of the rest of this embodiment is the same as that of embodiment 1, and embodiment 1 may be referred to specifically, and details are not repeated in this embodiment.
Example 4
This embodiment is a further improvement of embodiment 3, compared with embodiment 3, in this embodiment, the upper adhesive tape 5, the lower adhesive tape 6, the left adhesive tape 8 and the right adhesive tape 9 share one piece of anti-adhesion paper 7, and the size of the anti-adhesion paper 7 is the same as that of the mask body 1, as shown in fig. 5. When in use, the anti-adhesion paper is only needed to be torn once, so that the use is more convenient. The structure of the rest of this embodiment is the same as that of embodiment 3, and embodiment 3 may be referred to specifically, and details are not repeated in this embodiment.
Example 5
Compared with the embodiment 2, the embodiment cancels the upper adhesive tape 5 and the lower adhesive tape 6, only keeps the left adhesive tape 8 and the right adhesive tape 9, sticks the anti-adhesion paper 7 on the left adhesive tape 8 and the right adhesive tape 9, tears the anti-adhesion paper 7 on the left adhesive tape 8 and the right adhesive tape 9 in the use state, and the left adhesive tape 8 and the right adhesive tape 9 are respectively used for sticking the parts of the face, which are positioned at the left side and the right side of the nose and the mouth, and are used for wrapping the nose, the mouth and the mandible in the mask body 1. The materials of the mask body 1, the left adhesive tape 8 and the right adhesive tape 9 in this embodiment are the same as those in embodiment 4, and embodiment 4 may be specifically referred to, which is not repeated in this embodiment.
Parts which are not specifically described in the above description are prior art or can be realized by the prior art. The specific embodiments of the present invention are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention. That is, all equivalent changes and modifications made according to the contents of the claims of the present invention should be regarded as the technical scope of the present invention.
Claims (8)
1. The mask without the ear hanging structure is characterized in that: including gauze mask body (1) of rectangle form, gauze mask body (1) includes by outer and interior water blocking layer (2), filter layer (3) and moisture absorption layer (4) of superpose in proper order under the user state, and the border of water blocking layer (2), filter layer (3) and moisture absorption layer (4) is made fixedly, its characterized in that: more than two adhesive tapes are arranged on the absorption and display layer (4), anti-adhesion paper is arranged on the adhesive tapes, the anti-adhesion paper on the adhesive tapes is torn off in a use state, and the adhesive tapes are used for being adhered to the face of a person and wrapping the nose, the mouth and the lower jaw in the mask body (1).
2. The mask of claim 1, wherein the mask comprises: the adhesive tape includes adhesive tape (5) and lower adhesive tape (6), it has antiseized even paper (7) to paste on adhesive tape (5) and lower adhesive tape (6), under the user state, tears antiseized even paper (7) on adhesive tape (5) and lower adhesive tape (6), goes up adhesive tape (5) and lower adhesive tape (6) and is used for pasting respectively in the facial position that is located nostril top and mouth below for wrap up nose, mouth and lower jaw in gauze mask body (1).
3. The mask of claim 2, which is characterized in that: still include left adhesive tape (8) and right adhesive tape (9), all paste on left adhesive tape (8) and right adhesive tape (9) and have antiseized even paper (7), under the user state, tear antiseized even paper (7) on left adhesive tape (8) and right adhesive tape (9), left adhesive tape (8) and right adhesive tape (9) are used for pasting in the left and right sides position of face's mouth respectively.
4. The mask of claim 3, wherein the mask has no ear hanging structure, and further comprises: the top end and the bottom end of the left adhesive tape (8) are respectively connected with the left ends of the upper adhesive tape (5) and the lower adhesive tape (6), and the top end and the bottom end of the right adhesive tape (9) are respectively connected with the right ends of the upper adhesive tape (5) and the lower adhesive tape (6).
5. The mask of claim 3, wherein the mask has no ear hanging structure, and further comprises: the upper adhesive tape (5), the lower adhesive tape (6), the left adhesive tape (8) and the right adhesive tape (9) are respectively stuck with a strip-shaped anti-adhesion paper (7).
6. The mask of claim 3, wherein the mask has no ear hanging structure, and further comprises: the upper adhesive tape (5), the lower adhesive tape (6), the left adhesive tape (8) and the right adhesive tape (9) share one piece of anti-adhesion paper (7), and the size of the anti-adhesion paper (7) is the same as that of the mask body (1).
7. The mask of claim 3, 4, 5 or 6 having no ear-hanging structure, wherein: the upper adhesive tape (5), the lower adhesive tape (6), the left adhesive tape (8) and the right adhesive tape (9) can be made of any one of silica gel, acrylic pressure-sensitive adhesive, hot melt adhesive and water-based pressure-sensitive adhesive.
8. The mask of claim 1, wherein the mask comprises: the adhesive tape includes left adhesive tape (8) and right adhesive tape (9), it has antiseized even paper (7) to paste on left adhesive tape (8) and right adhesive tape (9), under the user state, tears antiseized even paper (7) on left adhesive tape (8) and right adhesive tape (9), and left adhesive tape (8) and right adhesive tape (9) are used for pasting respectively in the position that facial position is in nose and mouth left and right sides for wrap up nose, mouth and lower jaw in gauze mask body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110468665.5A CN112931996A (en) | 2021-04-28 | 2021-04-28 | Mask without ear hanging structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110468665.5A CN112931996A (en) | 2021-04-28 | 2021-04-28 | Mask without ear hanging structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112931996A true CN112931996A (en) | 2021-06-11 |
Family
ID=76233626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110468665.5A Withdrawn CN112931996A (en) | 2021-04-28 | 2021-04-28 | Mask without ear hanging structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112931996A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113749332A (en) * | 2021-09-18 | 2021-12-07 | 汪先堂 | PBST fiber antivirus sterilization fully-degradable mask |
-
2021
- 2021-04-28 CN CN202110468665.5A patent/CN112931996A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113749332A (en) * | 2021-09-18 | 2021-12-07 | 汪先堂 | PBST fiber antivirus sterilization fully-degradable mask |
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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 | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210622 Address after: Room 2706, unit 2, building 3, country garden, Gaochun District, Nanjing City, Jiangsu Province Applicant after: Zhu Zhicai Address before: No.5, Zhushan Road, Gaochun Economic Development Zone, Gaochun District, Nanjing City, Jiangsu Province Applicant before: NANJING 3H MEDICAL Co.,Ltd. |
|
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210611 |