FR1148786A - Open-circuit breathing apparatus upgrades - Google Patents

Open-circuit breathing apparatus upgrades

Info

Publication number
FR1148786A
FR1148786A FR1148786DA FR1148786A FR 1148786 A FR1148786 A FR 1148786A FR 1148786D A FR1148786D A FR 1148786DA FR 1148786 A FR1148786 A FR 1148786A
Authority
FR
France
Prior art keywords
open
breathing apparatus
circuit breathing
apparatus upgrades
upgrades
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)
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.)
La Spirotechnique Industrielle et Commerciale
Original Assignee
La Spirotechnique Industrielle et Commerciale
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 La Spirotechnique Industrielle et Commerciale filed Critical La Spirotechnique Industrielle et Commerciale
Application granted granted Critical
Publication of FR1148786A publication Critical patent/FR1148786A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B9/00—Component parts for respiratory or breathing apparatus
    • A62B9/02—Valves
    • A62B9/022—Breathing demand regulators

Landscapes

  • Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
FR1148786D 1955-02-07 1956-02-06 Open-circuit breathing apparatus upgrades Expired FR1148786A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1148786XA 1955-02-07 1955-02-07

Publications (1)

Publication Number Publication Date
FR1148786A true FR1148786A (en) 1957-12-13

Family

ID=22357953

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1148786D Expired FR1148786A (en) 1955-02-07 1956-02-06 Open-circuit breathing apparatus upgrades

Country Status (1)

Country Link
FR (1) FR1148786A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1257586B (en) * 1959-12-21 1967-12-28 Spirotechnique Lung-controlled breathing gas supply device for breathing apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1257586B (en) * 1959-12-21 1967-12-28 Spirotechnique Lung-controlled breathing gas supply device for breathing apparatus

Similar Documents

Publication Publication Date Title
FR1125609A (en) Interlocking enclosures
FR1148786A (en) Open-circuit breathing apparatus upgrades
FR1139060A (en) Dryer-ironers improvements
FR1226410A (en) Rewinding devices
FR1136544A (en) Respiratory System Improvements
FR1137969A (en) Respiratory System Improvements
FR1127362A (en) Improvements to rescue equipment
FR1084696A (en) Open-circuit breathing apparatus upgrades
FR1174732A (en) Open-circuit breathing apparatus upgrades
FR1118908A (en) Improvement in apparatus
FR1142156A (en) Cogwheel improvements
FR1129295A (en) String devices
FR1165520A (en) Fluorobutadiene enhancements
FR1156829A (en) Acrylyl-dicyanodiamides enhancements
FR71889E (en) Rheostats improvements
FR1102561A (en) Open circuit breathing apparatus
FR1125620A (en) Advanced diving equipment
FR1134030A (en) Respiratory System Improvements
FR1163210A (en) Improvement in television equipment
FR1133626A (en) Headquarters improvements
FR1177613A (en) Pulmonary Controlled Breathing Apparatus Improvements
FR1128154A (en) Level development
FR1127985A (en) Loudspeaker enhancements
AU201171B2 (en) Open circuit respiratory apparatus
FR1136553A (en) Cinematographic devices