FR651059A - Electric incandescent gas lamp - Google Patents
Electric incandescent gas lampInfo
- Publication number
- FR651059A FR651059A FR651059DA FR651059A FR 651059 A FR651059 A FR 651059A FR 651059D A FR651059D A FR 651059DA FR 651059 A FR651059 A FR 651059A
- Authority
- FR
- France
- Prior art keywords
- gas lamp
- electric incandescent
- incandescent gas
- electric
- lamp
- Prior art date
- 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.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/26—Screens; Filters
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL287563X | 1927-03-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR651059A true FR651059A (en) | 1929-02-14 |
Family
ID=19782600
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR651059D Expired FR651059A (en) | 1927-03-25 | 1928-03-20 | Electric incandescent gas lamp |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE349845A (en) |
DE (1) | DE494944C (en) |
FR (1) | FR651059A (en) |
GB (1) | GB287563A (en) |
NL (1) | NL22482C (en) |
-
0
- BE BE349845D patent/BE349845A/xx unknown
- NL NL22482D patent/NL22482C/xx active
-
1928
- 1928-03-13 DE DEN28564D patent/DE494944C/en not_active Expired
- 1928-03-19 GB GB8332/28A patent/GB287563A/en not_active Expired
- 1928-03-20 FR FR651059D patent/FR651059A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB287563A (en) | 1928-08-30 |
DE494944C (en) | 1930-03-31 |
NL22482C (en) | 1929-03-15 |
BE349845A (en) |
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