NL74848C - - Google Patents
Info
- Publication number
- NL74848C NL74848C NL74848DA NL74848C NL 74848 C NL74848 C NL 74848C NL 74848D A NL74848D A NL 74848DA NL 74848 C NL74848 C NL 74848C
- Authority
- NL
- Netherlands
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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US682998A US2570683A (en) | 1946-07-12 | 1946-07-12 | Lead wire construction and method of sealing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL74848C true NL74848C (xx) |
Family
ID=24742132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL74848D NL74848C (xx) | 1946-07-12 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2570683A (xx) |
| FR (1) | FR952575A (xx) |
| GB (1) | GB638208A (xx) |
| NL (1) | NL74848C (xx) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2786882A (en) * | 1951-01-25 | 1957-03-26 | Krefft Hermann Eduard | Lead-in seal for electrical discharge devices |
| US2664517A (en) * | 1952-02-27 | 1953-12-29 | Westinghouse Electric Corp | Tipless quartz lamp |
| AU2538188A (en) * | 1987-09-25 | 1989-04-18 | Aegis Inc. | Microcircuit package with corrosion resistant pins and method of making |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US475998A (en) * | 1892-05-31 | Seal for leading-in wires | ||
| US1320114A (en) * | 1919-10-28 | Wilfred t | ||
| US690953A (en) * | 1900-04-18 | 1902-01-14 | Peter Cooper Hewitt | Method of electric lighting. |
| US1489099A (en) * | 1922-06-05 | 1924-04-01 | Silica Syndicate Ltd | Manufacture and production of gas-tight seals or closures between metal and vitreous material |
| US2060043A (en) * | 1935-05-29 | 1936-11-10 | Hygrade Sylvania Corp | Arc discharge lamp |
| US2084913A (en) * | 1935-11-19 | 1937-06-22 | Telefunken Gmbh | Seal for electron discharge devices |
| US2169570A (en) * | 1936-04-23 | 1939-08-15 | Bell Telephone Labor Inc | Sealed joint for conductors |
| GB476488A (en) * | 1936-06-05 | 1937-12-06 | Gen Electric Co Ltd | Improvements in the sealing of electric conductors into quartz envelopes |
| US2147418A (en) * | 1936-10-21 | 1939-02-14 | Westinghouse Electric & Mfg Co | Method of assembling lead-in conductor sealed through metallic casing |
| US2201717A (en) * | 1937-02-01 | 1940-05-21 | Gen Electric | Sealed electrical device |
| US2248644A (en) * | 1937-02-09 | 1941-07-08 | Gen Electric | Method of sealing evacuated envelopes |
| GB512974A (en) * | 1938-04-22 | 1939-09-29 | Siemens Electric Lamps & Suppl | Improvements relating to hermetic seals between metal and vitreous material |
| US2202337A (en) * | 1939-02-27 | 1940-05-28 | Byron E Cohn | Seal for evacuated vessels and method of forming the same |
| NL61573C (xx) * | 1939-05-27 | |||
| US2296579A (en) * | 1940-11-30 | 1942-09-22 | Rca Corp | Glass envelope seal |
| US2292863A (en) * | 1941-08-26 | 1942-08-11 | Gen Electric | Lead-in arrangement |
| US2447158A (en) * | 1943-08-31 | 1948-08-17 | Gen Electric | Sealing-in method for lamps and similar devices |
| US2496303A (en) * | 1944-07-15 | 1950-02-07 | Westinghouse Electric Corp | Tipping-off operation and product |
| GB577738A (en) * | 1944-11-27 | 1946-05-29 | Standard Telephones Cables Ltd | Improvements relating to sealing conductors through exhaust tubes of evacuated vitreous envelopes |
| US2486101A (en) * | 1946-03-01 | 1949-10-25 | Gen Electric | Method of making glass-to-metal seals |
-
0
- NL NL74848D patent/NL74848C/xx active
-
1946
- 1946-07-12 US US682998A patent/US2570683A/en not_active Expired - Lifetime
-
1947
- 1947-08-08 GB GB22079/47A patent/GB638208A/en not_active Expired
- 1947-08-29 FR FR952575D patent/FR952575A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR952575A (fr) | 1949-11-21 |
| GB638208A (en) | 1950-06-07 |
| US2570683A (en) | 1951-10-09 |