AR204318A1 - Lampara electrica con recubrimiento difusor de luz y metodo para su produccion - Google Patents
Lampara electrica con recubrimiento difusor de luz y metodo para su produccionInfo
- Publication number
- AR204318A1 AR204318A1 AR25313274A AR25313274A AR204318A1 AR 204318 A1 AR204318 A1 AR 204318A1 AR 25313274 A AR25313274 A AR 25313274A AR 25313274 A AR25313274 A AR 25313274A AR 204318 A1 AR204318 A1 AR 204318A1
- Authority
- AR
- Argentina
- Prior art keywords
- production
- electric lamp
- light diffuser
- diffuser coating
- coating
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/28—Envelopes; Vessels
- H01K1/32—Envelopes; Vessels provided with coatings on the walls; Vessels or coatings thereon characterised by the material thereof
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 |
---|---|
AR204318A1 true AR204318A1 (es) | 1975-12-22 |
Family
ID=27407826
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AR25313274A AR204318A1 (es) | 1973-04-05 | 1974-01-01 | Lampara electrica con recubrimiento difusor de luz y metodo para su produccion |
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 |
---|---|
FR2224873B3 (pt) | 1977-01-07 |
FR2224873A1 (en) | 1974-10-31 |
BR7402759D0 (pt) | 1974-11-05 |
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