FR971934A - Perfectionnement aux lampes électriques - Google Patents

Perfectionnement aux lampes électriques

Info

Publication number
FR971934A
FR971934A FR971934DA FR971934A FR 971934 A FR971934 A FR 971934A FR 971934D A FR971934D A FR 971934DA FR 971934 A FR971934 A FR 971934A
Authority
FR
France
Prior art keywords
improvement
electric lamps
lamps
electric
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.)
MACHAL PROJECTEURS
Original Assignee
MACHAL PROJECTEURS
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 MACHAL PROJECTEURS filed Critical MACHAL PROJECTEURS
Application granted granted Critical
Publication of FR971934A publication Critical patent/FR971934A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/28—Envelopes; Vessels
FR971934D 1940-10-26 1940-10-26 Perfectionnement aux lampes électriques Expired FR971934A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR971934T 1940-10-26

Publications (1)

Publication Number Publication Date
FR971934A true FR971934A (fr) 1951-01-23

Family

ID=9515596

Family Applications (1)

Application Number Title Priority Date Filing Date
FR971934D Expired FR971934A (fr) 1940-10-26 1940-10-26 Perfectionnement aux lampes électriques

Country Status (1)

Country Link
FR (1) FR971934A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE932262C (de) * 1952-01-19 1955-08-29 Franz Lollert Blendfreie Scheinwerfer-Gluehlampe

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE932262C (de) * 1952-01-19 1955-08-29 Franz Lollert Blendfreie Scheinwerfer-Gluehlampe

Similar Documents

Publication Publication Date Title
FR871568A (fr) Perfectionnement aux accumulateurs électriques
FR971934A (fr) Perfectionnement aux lampes électriques
FR863901A (fr) Perfectionnements apportés aux lampes électriques portatives
FR865910A (fr) Perfectionnement aux lampes dites baladeuses
FR870655A (fr) Motos-compresseurs perfectionnés
FR867738A (fr) Perfectionnements aux véhicules électriques
ES150639A3 (es) Un perfeccionamiento en la fabricación de lámparas eléctricas
FR1046551A (fr) Perfectionnements aux compresseurs
FR1015784A (fr) Perfectionnements apportés aux lampes électriques portatives
FR867515A (fr) Perfectionnement aux contacts électriques
FR875806A (fr) Perfectionnement aux contacts électriques
AU112355B2 (en) Improvements in electric flash lamps
CH217335A (it) Lampada elettrica portatile.
FR867154A (fr) Perfectionnements aux commandes électriques
FR870632A (fr) Perfectionnement aux fraises-agricoles
FR862924A (fr) Perfectionnement aux lampes électriques portatives
FR865514A (fr) Perfectionnements aux lampes électriques
FR863998A (fr) Perfectionnements apportés aux lampes électriques portatives
FR862344A (fr) Perfectionnements aux lampes électriques portatives
GR8759B (el) Ηλεκτρικος λαμπτηρ μεγαλης διαρκειας.
ES149294A3 (es) Un triciclo eléctrico
CA386816A (fr) Lampe electrique portative
ES149434A1 (es) Perfeccionamientos en lámparas de radio
AU220540A (en) Improvements in electric flash lamps
FR876568A (fr) Perfectionnements apportés aux radiateurs électriques