NL16831C - - Google Patents
Info
- Publication number
- NL16831C NL16831C NL16831DA NL16831C NL 16831 C NL16831 C NL 16831C NL 16831D A NL16831D A NL 16831DA NL 16831 C NL16831 C NL 16831C
- Authority
- NL
- Netherlands
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)
- Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
- Processing Of Solid Wastes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US643182A US1631378A (en) | 1923-06-04 | 1923-06-04 | Sealing-off device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL16831C true NL16831C (xx) |
Family
ID=24579703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL16831D NL16831C (xx) | 1923-06-04 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US1631378A (xx) |
| DE (1) | DE449729C (xx) |
| FR (1) | FR29613E (xx) |
| GB (1) | GB217205A (xx) |
| NL (1) | NL16831C (xx) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102646561A (zh) * | 2012-05-16 | 2012-08-22 | 镇江市神州东方电力设备有限公司 | 全螺旋灯管封口工装 |
-
0
- NL NL16831D patent/NL16831C/xx active
-
1923
- 1923-06-04 US US643182A patent/US1631378A/en not_active Expired - Lifetime
- 1923-11-02 DE DEP47040D patent/DE449729C/de not_active Expired
-
1924
- 1924-05-26 GB GB12936/24A patent/GB217205A/en not_active Expired
- 1924-06-03 FR FR29613D patent/FR29613E/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR29613E (fr) | 1925-09-03 |
| GB217205A (en) | 1924-09-18 |
| DE449729C (de) | 1927-09-19 |
| US1631378A (en) | 1927-06-07 |