FR50546E - Filtre à fumées - Google Patents

Filtre à fumées

Info

Publication number
FR50546E
FR50546E FR50546DA FR50546E FR 50546 E FR50546 E FR 50546E FR 50546D A FR50546D A FR 50546DA FR 50546 E FR50546 E FR 50546E
Authority
FR
France
Prior art keywords
smoke filter
smoke
filter
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
Application number
Other languages
English (en)
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.)
CHEMA AKCIOVA SPOLECNOST
Original Assignee
CHEMA AKCIOVA SPOLECNOST
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 CHEMA AKCIOVA SPOLECNOST filed Critical CHEMA AKCIOVA SPOLECNOST
Application granted granted Critical
Publication of FR50546E publication Critical patent/FR50546E/fr
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B23/00—Filters for breathing-protection purposes

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
FR50546D 1939-01-09 1939-01-09 Filtre à fumées Expired FR50546E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR50546T 1939-01-09

Publications (1)

Publication Number Publication Date
FR50546E true FR50546E (fr) 1940-12-26

Family

ID=8685541

Family Applications (1)

Application Number Title Priority Date Filing Date
FR50546D Expired FR50546E (fr) 1939-01-09 1939-01-09 Filtre à fumées

Country Status (1)

Country Link
FR (1) FR50546E (fr)

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