JPS4957685A - - Google Patents
Info
- Publication number
- JPS4957685A JPS4957685A JP7090473A JP7090473A JPS4957685A JP S4957685 A JPS4957685 A JP S4957685A JP 7090473 A JP7090473 A JP 7090473A JP 7090473 A JP7090473 A JP 7090473A JP S4957685 A JPS4957685 A JP S4957685A
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/50—Selection of substances for gas fillings; Specified pressure thereof
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7208874A NL7208874A (https=) | 1972-06-28 | 1972-06-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4957685A true JPS4957685A (https=) | 1974-06-04 |
| JPS552706B2 JPS552706B2 (https=) | 1980-01-22 |
Family
ID=19816394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7090473A Expired JPS552706B2 (https=) | 1972-06-28 | 1973-06-25 |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS552706B2 (https=) |
| BE (1) | BE801467A (https=) |
| DE (1) | DE2329691A1 (https=) |
| FR (1) | FR2191264B1 (https=) |
| GB (1) | GB1420111A (https=) |
| IT (1) | IT989450B (https=) |
| NL (1) | NL7208874A (https=) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55149975U (https=) * | 1979-04-13 | 1980-10-29 | ||
| JPS5684558U (https=) * | 1979-11-30 | 1981-07-07 |
-
1972
- 1972-06-28 NL NL7208874A patent/NL7208874A/xx not_active Application Discontinuation
-
1973
- 1973-06-09 DE DE19732329691 patent/DE2329691A1/de not_active Withdrawn
- 1973-06-25 GB GB3003773A patent/GB1420111A/en not_active Expired
- 1973-06-25 JP JP7090473A patent/JPS552706B2/ja not_active Expired
- 1973-06-25 IT IT2581173A patent/IT989450B/it active
- 1973-06-26 BE BE132745A patent/BE801467A/xx unknown
- 1973-06-26 FR FR7323347A patent/FR2191264B1/fr not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55149975U (https=) * | 1979-04-13 | 1980-10-29 | ||
| JPS5684558U (https=) * | 1979-11-30 | 1981-07-07 |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2191264B1 (https=) | 1976-11-12 |
| FR2191264A1 (https=) | 1974-02-01 |
| IT989450B (it) | 1975-05-20 |
| JPS552706B2 (https=) | 1980-01-22 |
| BE801467A (fr) | 1973-12-26 |
| NL7208874A (https=) | 1974-01-02 |
| GB1420111A (en) | 1976-01-07 |
| DE2329691A1 (de) | 1974-01-17 |