BR7402759D0 - Lampada eletrica com revestimento difusor de luz e o metodo de fabricacao - Google Patents
Lampada eletrica com revestimento difusor de luz e o metodo de fabricacaoInfo
- Publication number
- BR7402759D0 BR7402759D0 BR275974A BR275974A BR7402759D0 BR 7402759 D0 BR7402759 D0 BR 7402759D0 BR 275974 A BR275974 A BR 275974A BR 275974 A BR275974 A BR 275974A BR 7402759 D0 BR7402759 D0 BR 7402759D0
- Authority
- BR
- Brazil
- Prior art keywords
- manufacturing
- electric lamp
- light diffuser
- diffuser coating
- coating
- Prior art date
Links
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US34834773A | 1973-04-05 | 1973-04-05 | |
US42649373A | 1973-12-20 | 1973-12-20 | |
US426494A US3909649A (en) | 1973-04-05 | 1973-12-20 | Electric lamp with light-diffusing coating |
Publications (1)
Publication Number | Publication Date |
---|---|
BR7402759D0 true BR7402759D0 (pt) | 1974-11-05 |
Family
ID=27407826
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR275974A BR7402759D0 (pt) | 1973-04-05 | 1974-04-05 | Lampada eletrica com revestimento difusor de luz e o metodo de fabricacao |
Country Status (3)
Country | Link |
---|---|
AR (1) | AR204318A1 (pt) |
BR (1) | BR7402759D0 (pt) |
FR (1) | FR2224873A1 (pt) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4099080A (en) * | 1977-03-31 | 1978-07-04 | Westinghouse Electric Corp. | Incandescent lamp with improved coating and method |
-
1974
- 1974-01-01 AR AR25313274A patent/AR204318A1/es active
- 1974-03-26 FR FR7410298A patent/FR2224873A1/fr active Granted
- 1974-04-05 BR BR275974A patent/BR7402759D0/pt unknown
Also Published As
Publication number | Publication date |
---|---|
AR204318A1 (es) | 1975-12-22 |
FR2224873A1 (en) | 1974-10-31 |
FR2224873B3 (pt) | 1977-01-07 |
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