BE439225A - - Google Patents
Info
- Publication number
- BE439225A BE439225A BE439225DA BE439225A BE 439225 A BE439225 A BE 439225A BE 439225D A BE439225D A BE 439225DA BE 439225 A BE439225 A BE 439225A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/40—Closing vessels
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE217611X | 1939-11-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE439225A true BE439225A (https=) |
Family
ID=5830853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE439225D BE439225A (https=) | 1939-11-20 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE439225A (https=) |
| CH (1) | CH217611A (https=) |
| FR (1) | FR868495A (https=) |
| NL (1) | NL59211C (https=) |
-
0
- BE BE439225D patent/BE439225A/xx unknown
- NL NL59211D patent/NL59211C/xx active
-
1940
- 1940-08-22 CH CH217611D patent/CH217611A/de unknown
- 1940-12-28 FR FR868495D patent/FR868495A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH217611A (de) | 1941-10-31 |
| FR868495A (fr) | 1941-12-31 |
| NL59211C (https=) |