NL47905C - - Google Patents
Info
- Publication number
- NL47905C NL47905C NL47905DA NL47905C NL 47905 C NL47905 C NL 47905C NL 47905D A NL47905D A NL 47905DA NL 47905 C NL47905 C NL 47905C
- Authority
- NL
- Netherlands
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
- H01K1/325—Reflecting coating
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL459362X | 1934-07-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL47905C true NL47905C (zh) |
Family
ID=19786374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL47905D NL47905C (zh) | 1934-07-26 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2106079A (zh) |
| BE (1) | BE410339A (zh) |
| DE (1) | DE694811C (zh) |
| FR (1) | FR792373A (zh) |
| GB (1) | GB459362A (zh) |
| NL (1) | NL47905C (zh) |
-
0
- BE BE410339D patent/BE410339A/xx unknown
- NL NL47905D patent/NL47905C/xx active
-
1935
- 1935-06-29 DE DE1935N0038314 patent/DE694811C/de not_active Expired
- 1935-07-01 GB GB18783/35A patent/GB459362A/en not_active Expired
- 1935-07-12 FR FR792373D patent/FR792373A/fr not_active Expired
- 1935-07-15 US US31486A patent/US2106079A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2106079A (en) | 1938-01-18 |
| GB459362A (en) | 1937-01-01 |
| DE694811C (de) | 1940-08-08 |
| BE410339A (zh) | |
| FR792373A (fr) | 1935-12-30 |