NL69037C - - Google Patents
Info
- Publication number
- NL69037C NL69037C NL69037DA NL69037C NL 69037 C NL69037 C NL 69037C NL 69037D A NL69037D A NL 69037DA NL 69037 C NL69037 C NL 69037C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
- H01J19/78—One or more circuit elements structurally associated with the tube
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J7/00—Details not provided for in the preceding groups and common to two or more basic types of discharge tubes or lamps
- H01J7/44—One or more circuit elements structurally associated with the tube or lamp
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE254935X | 1945-05-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL69037C true NL69037C (xx) |
Family
ID=3866636
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL69037D NL69037C (xx) | 1945-05-01 |
Country Status (6)
Country | Link |
---|---|
US (1) | US2532836A (xx) |
BE (1) | BE458657A (xx) |
CH (1) | CH254935A (xx) |
FR (1) | FR926120A (xx) |
GB (1) | GB611381A (xx) |
NL (1) | NL69037C (xx) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2614149A (en) * | 1949-09-10 | 1952-10-14 | Hartford Nat Bank & Trust Co | Variable capacitor |
US2748328A (en) * | 1953-12-14 | 1956-05-29 | Premier Res Lab Inc | Combination pronged base for electrical devices |
US2773211A (en) * | 1955-01-14 | 1956-12-04 | Westinghouse Electric Corp | Large sealed ignitron-tube |
US2874305A (en) * | 1955-10-17 | 1959-02-17 | Hubert N Wilson | Radiation integrator |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE584306C (de) * | 1933-09-18 | Siemens & Halske Akt Ges | Roehrengleichrichter | |
US1539672A (en) * | 1920-09-29 | 1925-05-26 | Philips Nv | Electric-light installation for alternating current |
US1683202A (en) * | 1926-04-09 | 1928-09-04 | Hazeltine Corp | Electron-discharge device |
US1879544A (en) * | 1928-04-09 | 1932-09-27 | David Shlaifer | Electron discharge device |
US1923552A (en) * | 1928-10-24 | 1933-08-22 | Murphy Edmund Guyer | Vacuum tube |
-
0
- NL NL69037D patent/NL69037C/xx active
- BE BE458657D patent/BE458657A/xx unknown
-
1946
- 1946-04-29 CH CH254935D patent/CH254935A/fr unknown
- 1946-04-29 FR FR926120D patent/FR926120A/fr not_active Expired
- 1946-04-30 GB GB12981/46A patent/GB611381A/en not_active Expired
- 1946-07-20 US US685158A patent/US2532836A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CH254935A (fr) | 1948-05-31 |
GB611381A (en) | 1948-10-28 |
US2532836A (en) | 1950-12-05 |
BE458657A (xx) | |
FR926120A (fr) | 1947-09-23 |