NL42729C - - Google Patents
Info
- Publication number
- NL42729C NL42729C NL42729DA NL42729C NL 42729 C NL42729 C NL 42729C NL 42729D A NL42729D A NL 42729DA NL 42729 C NL42729 C NL 42729C
- 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
- H01J9/42—Measurement or testing during manufacture
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE792092X | 1934-08-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL42729C true NL42729C (https=) |
Family
ID=6705963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL42729D NL42729C (https=) | 1934-08-06 |
Country Status (2)
| Country | Link |
|---|---|
| FR (1) | FR792092A (https=) |
| NL (1) | NL42729C (https=) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL85203C (https=) * | 1954-06-28 | |||
| US2740370A (en) * | 1954-10-29 | 1956-04-03 | Gen Electric | Electrical device with temperature indicator |
| US2872586A (en) * | 1955-08-15 | 1959-02-03 | Jack & Heintz Inc | Elapsed time indicator |
-
0
- NL NL42729D patent/NL42729C/xx active
-
1935
- 1935-07-06 FR FR792092D patent/FR792092A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR792092A (fr) | 1935-12-21 |