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FR800679A - Ventilation improvements - Google Patents

Ventilation improvements

Info

Publication number
FR800679A
FR800679A FR800679DA FR800679A FR 800679 A FR800679 A FR 800679A FR 800679D A FR800679D A FR 800679DA FR 800679 A FR800679 A FR 800679A
Authority
FR
France
Prior art keywords
ventilation
ventilation improvements
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.)
Nessi Freres & Cie
Original Assignee
Nessi Freres & Cie
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 Nessi Freres & Cie filed Critical Nessi Freres & Cie
Application granted granted Critical
Publication of FR800679A publication Critical patent/FR800679A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B13/00—Special devices for ventilating gasproof shelters

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
FR800679D 1935-04-16 1935-04-16 Ventilation improvements Expired FR800679A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR800679T 1935-04-16

Publications (1)

Publication Number Publication Date
FR800679A true FR800679A (en) 1936-07-16

Family

ID=9240163

Family Applications (1)

Application Number Title Priority Date Filing Date
FR800679D Expired FR800679A (en) 1935-04-16 1935-04-16 Ventilation improvements

Country Status (1)

Country Link
FR (1) FR800679A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4589656A (en) * 1984-11-07 1986-05-20 Nautilus Sports/Medical Industries, Inc. Aerobic exercise device for increased user comfort

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4589656A (en) * 1984-11-07 1986-05-20 Nautilus Sports/Medical Industries, Inc. Aerobic exercise device for increased user comfort

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