NL135014C - - Google Patents
Info
- Publication number
- NL135014C NL135014C NL135014DA NL135014C NL 135014 C NL135014 C NL 135014C NL 135014D A NL135014D A NL 135014DA NL 135014 C NL135014 C NL 135014C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/52—Means for obtaining or maintaining the desired pressure within the vessel
- H01K1/54—Means for absorbing or absorbing gas, or for preventing or removing efflorescence, e.g. by gettering
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6212566 | 1966-09-20 | ||
| JP4974767 | 1967-08-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL135014C true NL135014C (pm) |
Family
ID=26390199
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL135014D NL135014C (pm) | 1966-09-20 | ||
| NL6712802A NL6712802A (pm) | 1966-09-20 | 1967-09-19 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6712802A NL6712802A (pm) | 1966-09-20 | 1967-09-19 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3475649A (pm) |
| DE (1) | DE1589373B1 (pm) |
| GB (1) | GB1195109A (pm) |
| NL (2) | NL6712802A (pm) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4826632B1 (pm) * | 1968-12-27 | 1973-08-13 | ||
| GB1276828A (en) * | 1970-10-15 | 1972-06-07 | Thorn Electrical Ind Ltd | Manufacture of tungsten halogen lamps |
| GB1356893A (en) * | 1972-10-18 | 1974-06-19 | Thorn Electrical Ind Ltd | Tungsten-halogen cycle electric incandescent lamps |
| GB8302494D0 (en) * | 1983-01-29 | 1983-03-02 | Emi Plc Thorn | Tungsten halogen incandescent lamps |
| CA1246657A (en) * | 1984-07-06 | 1988-12-13 | Gte Products Corporation | Tungsten-halogen lamp with hydrogen fluoride |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US497038A (en) * | 1893-05-09 | Electric lamp | ||
| US2883571A (en) * | 1958-03-03 | 1959-04-21 | Gen Electric | Electric incandescent lamp |
| US3022438A (en) * | 1959-09-10 | 1962-02-20 | Polaroid Corp | Electric lamps |
| NL262249A (pm) * | 1960-03-11 | |||
| US3091718A (en) * | 1960-07-08 | 1963-05-28 | Duro Test Corp | Constant lumen maintenance lamp |
-
0
- NL NL135014D patent/NL135014C/xx active
-
1967
- 1967-09-15 GB GB42134/67A patent/GB1195109A/en not_active Expired
- 1967-09-15 DE DE19671589373 patent/DE1589373B1/de not_active Withdrawn
- 1967-09-18 US US668458A patent/US3475649A/en not_active Expired - Lifetime
- 1967-09-19 NL NL6712802A patent/NL6712802A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US3475649A (en) | 1969-10-28 |
| DE1589373B1 (de) | 1970-11-12 |
| NL6712802A (pm) | 1968-03-21 |
| GB1195109A (en) | 1970-06-17 |