NL50738C - - Google Patents
Info
- Publication number
- NL50738C NL50738C NL50738DA NL50738C NL 50738 C NL50738 C NL 50738C NL 50738D A NL50738D A NL 50738DA NL 50738 C NL50738 C NL 50738C
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S65/00—Glass manufacturing
- Y10S65/04—Electric heat
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE203536X | 1937-05-14 | ||
| DE140737X | 1937-07-14 | ||
| US207756A US2188061A (en) | 1937-05-14 | 1938-05-13 | Electric discharge vessel |
| US311082A US2313025A (en) | 1937-05-14 | 1939-12-27 | Mold for manufacturing electric discharge vessels |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL50738C true NL50738C (en) |
Family
ID=32096932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL50738D NL50738C (en) | 1937-05-14 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2313025A (en) |
| CH (1) | CH203536A (en) |
| FR (1) | FR837834A (en) |
| GB (1) | GB495690A (en) |
| NL (1) | NL50738C (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2561520A (en) * | 1940-03-27 | 1951-07-24 | Hartford Nat Bank & Trust Co | Vacuumtight seal for electrical apparatus and method of forming such seals |
| NL123930C (en) * | 1944-06-14 | |||
| US2629971A (en) * | 1945-09-14 | 1953-03-03 | Milton D Hare | Method of forming glass seals between tubular members |
| US3167045A (en) * | 1961-05-17 | 1965-01-26 | Pure Carbon Company Inc | Refractory fixture |
| US4813992A (en) * | 1988-05-20 | 1989-03-21 | Thomson Consumer Electronics, Inc. | Universal stem mold apparatus |
| US4813991A (en) * | 1988-05-20 | 1989-03-21 | Thomson Consumer Electronics, Inc. | Universal stem mold for manufacturing a molded glass stem |
| US4824459A (en) * | 1988-05-20 | 1989-04-25 | Thomson Consumer Electronics, Inc. | Marker pin for a universal stem mold |
-
0
- NL NL50738D patent/NL50738C/xx active
-
1938
- 1938-05-11 FR FR837834D patent/FR837834A/en not_active Expired
- 1938-05-12 CH CH203536D patent/CH203536A/en unknown
- 1938-05-13 GB GB14360/38A patent/GB495690A/en not_active Expired
-
1939
- 1939-12-27 US US311082A patent/US2313025A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR837834A (en) | 1939-02-21 |
| GB495690A (en) | 1938-11-17 |
| CH203536A (en) | 1939-03-15 |
| US2313025A (en) | 1943-03-02 |