NL7420C - - Google Patents
Info
- Publication number
- NL7420C NL7420C NL7420DA NL7420C NL 7420 C NL7420 C NL 7420C NL 7420D A NL7420D A NL 7420DA NL 7420 C NL7420 C NL 7420C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
- H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
- H01H1/16—Contacts characterised by the manner in which co-operating contacts engage by abutting by rolling; by wrapping; Roller or ball contacts
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE534484X | 1920-01-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7420C true NL7420C (de) |
Family
ID=29413636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7420D NL7420C (de) | 1920-01-23 |
Country Status (6)
| Country | Link |
|---|---|
| AT (1) | AT93666B (de) |
| CH (1) | CH92274A (de) |
| DK (1) | DK30930C (de) |
| FR (1) | FR534484A (de) |
| GB (1) | GB158234A (de) |
| NL (1) | NL7420C (de) |
-
0
- NL NL7420D patent/NL7420C/xx active
-
1920
- 1920-12-29 DK DK30930D patent/DK30930C/da active
- 1920-12-31 CH CH92274D patent/CH92274A/de unknown
-
1921
- 1921-01-03 AT AT93666D patent/AT93666B/de active
- 1921-01-10 GB GB1387/21A patent/GB158234A/en not_active Expired
- 1921-01-19 FR FR534484D patent/FR534484A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR534484A (fr) | 1922-03-27 |
| DK30930C (da) | 1922-12-11 |
| GB158234A (en) | 1922-04-10 |
| CH92274A (de) | 1921-12-16 |
| AT93666B (de) | 1923-07-25 |