FR534040A - Perfectionnements aux lampes de sûreté - Google Patents

Perfectionnements aux lampes de sûreté

Info

Publication number
FR534040A
FR534040A FR534040DA FR534040A FR 534040 A FR534040 A FR 534040A FR 534040D A FR534040D A FR 534040DA FR 534040 A FR534040 A FR 534040A
Authority
FR
France
Prior art keywords
safety lamps
lamps
safety
lamps 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
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.)
ECLAIRAGE ET D APPLIC ELECTR S
Original Assignee
ECLAIRAGE ET D APPLIC ELECTR S
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 ECLAIRAGE ET D APPLIC ELECTR S filed Critical ECLAIRAGE ET D APPLIC ELECTR S
Application granted granted Critical
Publication of FR534040A publication Critical patent/FR534040A/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
    • F21L23/00—Non-electric hand-lamps for miners

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR534040D 1919-11-28 1919-11-28 Perfectionnements aux lampes de sûreté Expired FR534040A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR534040T 1919-11-28

Publications (1)

Publication Number Publication Date
FR534040A true FR534040A (fr) 1922-03-16

Family

ID=8925273

Family Applications (1)

Application Number Title Priority Date Filing Date
FR534040D Expired FR534040A (fr) 1919-11-28 1919-11-28 Perfectionnements aux lampes de sûreté

Country Status (1)

Country Link
FR (1) FR534040A (fr)

Similar Documents

Publication Publication Date Title
FR561311A (fr) Perfectionnements aux ressorts
CH83541A (de) Säge
FR24216E (fr) Perfectionnements aux lampes de sureté
FR24212E (fr) Perfectionnements aux lampes de sureté
FR510470A (fr) Perfectionnements aux lampes de sureté
FR24215E (fr) Perfectionnements aux lampes de sureté
FR520758A (fr) Perfectionnements aux roues amovibles
FR512630A (fr) Lampe-réchaud
FR496736A (fr) Poulie de sécurité
FR523327A (fr) Perfectionnements aux remorques
FR498029A (fr) Perfectionnements aux étaux
FR506025A (fr) Perfectionnement aux robinets
FR517294A (fr) Perfectionnements aux lampes de sureté pour mineurs
FR504947A (fr) Perfectionnements aux lampes de sureté pour mineurs
FR526272A (fr) Perfectionnements aux rasoirs de sureté
FR500700A (fr) Perfectionnements aux roues
FR511436A (fr) Chalumeau
FR500561A (fr) Chalumeau
FR537767A (fr) Robinet de sûreté
FR534042A (fr) Bague pour lampes de sûreté
FR24214E (fr) Bague pour lampes de sureté
FR24217E (fr) Bague pour lampes de sureté
FR504556A (fr) Perfectionnements aux lampes électriques
FR504503A (fr) Perfectionnements aux lampes électriques
CH81690A (de) Lampenschirm