JPH01179725U - - Google Patents
Info
- Publication number
- JPH01179725U JPH01179725U JP7373388U JP7373388U JPH01179725U JP H01179725 U JPH01179725 U JP H01179725U JP 7373388 U JP7373388 U JP 7373388U JP 7373388 U JP7373388 U JP 7373388U JP H01179725 U JPH01179725 U JP H01179725U
- Authority
- JP
- Japan
- Prior art keywords
- main body
- side frame
- lower walls
- frame
- close contact
- 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.)
- Granted
Links
- 239000000565 sealant Substances 0.000 claims 1
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7373388U JPH0532179Y2 (en18) | 1988-06-01 | 1988-06-01 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7373388U JPH0532179Y2 (en18) | 1988-06-01 | 1988-06-01 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH01179725U true JPH01179725U (en18) | 1989-12-25 |
JPH0532179Y2 JPH0532179Y2 (en18) | 1993-08-18 |
Family
ID=31298865
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7373388U Expired - Lifetime JPH0532179Y2 (en18) | 1988-06-01 | 1988-06-01 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0532179Y2 (en18) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002065880A (ja) * | 2000-08-30 | 2002-03-05 | Shigematsu Works Co Ltd | 呼吸用保護具に使用する多角形フィルタ |
WO2022070368A1 (ja) * | 2020-09-30 | 2022-04-07 | 株式会社トーユー | フィルタユニット及びフィルタユニットの製造方法 |
-
1988
- 1988-06-01 JP JP7373388U patent/JPH0532179Y2/ja not_active Expired - Lifetime
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002065880A (ja) * | 2000-08-30 | 2002-03-05 | Shigematsu Works Co Ltd | 呼吸用保護具に使用する多角形フィルタ |
JP4666735B2 (ja) * | 2000-08-30 | 2011-04-06 | 株式会社重松製作所 | 呼吸用保護具に使用する多角形フィルタ |
WO2022070368A1 (ja) * | 2020-09-30 | 2022-04-07 | 株式会社トーユー | フィルタユニット及びフィルタユニットの製造方法 |
JP7079997B1 (ja) * | 2020-09-30 | 2022-06-03 | 株式会社トーユー | フィルタユニット及びフィルタユニットの製造方法 |
Also Published As
Publication number | Publication date |
---|---|
JPH0532179Y2 (en18) | 1993-08-18 |
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