FR788941A - Perfectionnements aux pieds de lampes - Google Patents
Perfectionnements aux pieds de lampesInfo
- Publication number
- FR788941A FR788941A FR788941DA FR788941A FR 788941 A FR788941 A FR 788941A FR 788941D A FR788941D A FR 788941DA FR 788941 A FR788941 A FR 788941A
- Authority
- FR
- France
- Prior art keywords
- lamp bases
- bases
- lamp
- 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
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
- H01J5/32—Seals for leading-in conductors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/24—Manufacture or joining of vessels, leading-in conductors or bases
- H01J9/32—Sealing leading-in conductors
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE181369X | 1934-04-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR788941A true FR788941A (fr) | 1935-10-19 |
Family
ID=5715766
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR788941D Expired FR788941A (fr) | 1934-04-26 | 1935-04-17 | Perfectionnements aux pieds de lampes |
Country Status (3)
Country | Link |
---|---|
CH (1) | CH181369A (fr) |
FR (1) | FR788941A (fr) |
NL (1) | NL41341C (fr) |
-
0
- NL NL41341D patent/NL41341C/xx active
-
1935
- 1935-04-08 CH CH181369D patent/CH181369A/de unknown
- 1935-04-17 FR FR788941D patent/FR788941A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CH181369A (de) | 1935-12-15 |
NL41341C (fr) |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR774149A (fr) | Perfectionnements aux doseurs | |
FR45475E (fr) | Perfectionnements apportés aux réflecteurs | |
FR796006A (fr) | Perfectionnements aux lampes électriques | |
FR778859A (fr) | Perfectionnements apportés aux réflecteurs | |
FR779829A (fr) | Perfectionnements aux bordures de trottoirs | |
FR786200A (fr) | Perfectionnements apportés aux clichés-pochoirs | |
FR788941A (fr) | Perfectionnements aux pieds de lampes | |
SE88257C1 (sv) | Ledskeneapparat | |
FR794881A (fr) | Perfectionnements aux coquettes de moulinage | |
FR782308A (fr) | Perfectionnements aux cyclecars | |
FR785266A (fr) | Perfectionnements aux lampes électroniques | |
FR755136A (fr) | Perfectionnements aux lampes thermo-ioniques | |
FR786870A (fr) | Perfectionnements aux cadrans lumineux | |
FR799599A (fr) | Perfectionnements aux culots de lampes électroniques | |
FR46217E (fr) | Perfectionnements aux magnétos | |
FR792982A (fr) | Perfectionnements aux électrodes émettrices | |
FR767206A (fr) | Perfectionnements aux bouchons | |
FR773783A (fr) | Perfectionnements aux bouchons | |
FR774510A (fr) | Perfectionnements apportés aux remorques | |
FR799022A (fr) | Perfectionnements aux lampes à décharge | |
FR798719A (fr) | Perfectionnements aux lampes à décharge | |
FR789267A (fr) | Perfectionnements aux lampes amplificatrices | |
FR785168A (fr) | Perfectionnements aux mégohmmètres | |
FR769770A (fr) | Perfectionnements aux rectomètres | |
FR783931A (fr) | Perfectionnements aux cinémo-dérivomètres |