FR767023A - - Google Patents

Info

Publication number
FR767023A
FR767023A FR767023DA FR767023A FR 767023 A FR767023 A FR 767023A FR 767023D A FR767023D A FR 767023DA FR 767023 A FR767023 A FR 767023A
Authority
FR
France
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
French (fr)
Publication date
Application granted granted Critical
Publication of FR767023A publication Critical patent/FR767023A/fr
Expired legal-status Critical Current

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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)
FR767023D Expired FR767023A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Publications (1)

Publication Number Publication Date
FR767023A true FR767023A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1934-07-06

Family

ID=1551395

Family Applications (1)

Application Number Title Priority Date Filing Date
FR767023D Expired FR767023A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Country Status (1)

Country Link
FR (1) FR767023A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE913855C (de) * 1939-01-11 1954-06-21 Draegerwerk Ag Filtereinsatz fuer Schutzraumbeluefter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE913855C (de) * 1939-01-11 1954-06-21 Draegerwerk Ag Filtereinsatz fuer Schutzraumbeluefter

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