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
Application number
JP7373388U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0532179Y2 (forum.php
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 filed Critical
Priority to JP7373388U priority Critical patent/JPH0532179Y2/ja
Publication of JPH01179725U publication Critical patent/JPH01179725U/ja
Application granted granted Critical
Publication of JPH0532179Y2 publication Critical patent/JPH0532179Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Filtering Of Dispersed Particles In Gases (AREA)
JP7373388U 1988-06-01 1988-06-01 Expired - Lifetime JPH0532179Y2 (forum.php)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7373388U JPH0532179Y2 (forum.php) 1988-06-01 1988-06-01

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7373388U JPH0532179Y2 (forum.php) 1988-06-01 1988-06-01

Publications (2)

Publication Number Publication Date
JPH01179725U true JPH01179725U (forum.php) 1989-12-25
JPH0532179Y2 JPH0532179Y2 (forum.php) 1993-08-18

Family

ID=31298865

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7373388U Expired - Lifetime JPH0532179Y2 (forum.php) 1988-06-01 1988-06-01

Country Status (1)

Country Link
JP (1) JPH0532179Y2 (forum.php)

Cited By (3)

* Cited by examiner, † Cited by third party
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
WO2024189443A1 (en) * 2023-03-16 2024-09-19 3M Innovative Properties Company Air filter media, rigid frames, and air filters

Cited By (4)

* Cited by examiner, † Cited by third party
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
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
WO2024189443A1 (en) * 2023-03-16 2024-09-19 3M Innovative Properties Company Air filter media, rigid frames, and air filters

Also Published As

Publication number Publication date
JPH0532179Y2 (forum.php) 1993-08-18

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