FR372934A - Respiratory mask - Google Patents

Respiratory mask

Info

Publication number
FR372934A
FR372934A FR372934DA FR372934A FR 372934 A FR372934 A FR 372934A FR 372934D A FR372934D A FR 372934DA FR 372934 A FR372934 A FR 372934A
Authority
FR
France
Prior art keywords
respiratory mask
respiratory
mask
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
French (fr)
Inventor
Sigismund Rhode
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR372934A publication Critical patent/FR372934A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
    • A62B18/08—Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
    • A62B18/10—Valves

Landscapes

  • Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
FR372934D 1905-12-27 1906-12-27 Respiratory mask Expired FR372934A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE372934X 1905-12-27

Publications (1)

Publication Number Publication Date
FR372934A true FR372934A (en) 1907-04-23

Family

ID=1419673

Family Applications (1)

Application Number Title Priority Date Filing Date
FR372934D Expired FR372934A (en) 1905-12-27 1906-12-27 Respiratory mask

Country Status (1)

Country Link
FR (1) FR372934A (en)

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