NL74640C - - Google Patents
Info
- Publication number
- NL74640C NL74640C NL149081A NL149081A NL74640C NL 74640 C NL74640 C NL 74640C NL 149081 A NL149081 A NL 149081A NL 149081 A NL149081 A NL 149081A NL 74640 C NL74640 C NL 74640C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
- H01H9/42—Impedances connected with contacts
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL149081A NL74640C (xx) | 1949-09-30 | 1949-09-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL149081A NL74640C (xx) | 1949-09-30 | 1949-09-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL74640C true NL74640C (xx) | 1954-05-15 |
Family
ID=40671428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL149081A NL74640C (xx) | 1949-09-30 | 1949-09-30 |
Country Status (1)
| Country | Link |
|---|---|
| NL (1) | NL74640C (xx) |
-
1949
- 1949-09-30 NL NL149081A patent/NL74640C/xx active