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FR903324A - Lampe de sûreté à air comprimé pour mineurs - Google Patents

Lampe de sûreté à air comprimé pour mineurs

Info

Publication number
FR903324A
FR903324A FR903324DA FR903324A FR 903324 A FR903324 A FR 903324A FR 903324D A FR903324D A FR 903324DA FR 903324 A FR903324 A FR 903324A
Authority
FR
France
Prior art keywords
minors
compressed air
air lamp
safety
safety compressed
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.)
Friemann and Wolf GmbH
Original Assignee
Friemann and Wolf GmbH
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 Friemann and Wolf GmbH filed Critical Friemann and Wolf GmbH
Application granted granted Critical
Publication of FR903324A publication Critical patent/FR903324A/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S9/00—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply
    • F21S9/04—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a generator

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR903324D 1943-04-21 1944-04-12 Lampe de sûreté à air comprimé pour mineurs Expired FR903324A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE903324X 1943-04-21

Publications (1)

Publication Number Publication Date
FR903324A true FR903324A (fr) 1945-09-29

Family

ID=6861410

Family Applications (1)

Application Number Title Priority Date Filing Date
FR903324D Expired FR903324A (fr) 1943-04-21 1944-04-12 Lampe de sûreté à air comprimé pour mineurs

Country Status (1)

Country Link
FR (1) FR903324A (fr)

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