NL21255C - - Google Patents
Info
- Publication number
- NL21255C NL21255C NL21255DA NL21255C NL 21255 C NL21255 C NL 21255C NL 21255D A NL21255D A NL 21255DA NL 21255 C NL21255 C NL 21255C
- Authority
- NL
- Netherlands
Links
Classifications
-
- 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
- H01J9/34—Joining base to vessel
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Resistance Heating (AREA)
- General Induction Heating (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US93859A US1911046A (en) | 1926-03-31 | 1926-03-31 | Apparatus for basing incandescent lamps and similar articles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL21255C true NL21255C (en) |
Family
ID=22241273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL21255D NL21255C (en) | 1926-03-31 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US1911046A (en) |
| BE (1) | BE340511A (en) |
| DE (1) | DE457072C (en) |
| FR (1) | FR631811A (en) |
| GB (1) | GB268747A (en) |
| NL (1) | NL21255C (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2603178A (en) * | 1945-05-04 | 1952-07-15 | Harry Alter Company | Brazing machine |
| US2511059A (en) * | 1946-06-13 | 1950-06-13 | Robert B Haynes | Induction hardening apparatus |
| US2650290A (en) * | 1949-09-20 | 1953-08-25 | Westinghouse Electric Corp | Conveyer system for induction heating |
| US2803732A (en) * | 1952-01-17 | 1957-08-20 | Sylvania Electric Prod | High-speed r. f. sealing |
| DE1134462B (en) * | 1958-10-18 | 1962-08-09 | Amable Gayon | Automatic electrical welding device for the connection of tubular metallic hollow cylinders with bottom plates directed at right angles to them and similar pairs of metallic workpieces |
| DE10207063A1 (en) * | 2002-02-20 | 2003-08-28 | Philips Intellectual Property | Base attachment for electric lamp achieves mutual engagement between at least one deformed region of base produced by magnetic shaping and at least one opening in lamp bulb |
-
0
- BE BE340511D patent/BE340511A/xx unknown
- NL NL21255D patent/NL21255C/xx active
-
1926
- 1926-03-31 US US93859A patent/US1911046A/en not_active Expired - Lifetime
- 1926-09-01 DE DEP53519D patent/DE457072C/en not_active Expired
-
1927
- 1927-03-14 GB GB7048/27A patent/GB268747A/en not_active Expired
- 1927-03-30 FR FR631811D patent/FR631811A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US1911046A (en) | 1933-05-23 |
| FR631811A (en) | 1927-12-27 |
| BE340511A (en) | |
| GB268747A (en) | 1927-09-01 |
| DE457072C (en) | 1928-03-08 |