NL17687C - - Google Patents
Info
- Publication number
- NL17687C NL17687C NL17687DA NL17687C NL 17687 C NL17687 C NL 17687C NL 17687D A NL17687D A NL 17687DA NL 17687 C NL17687 C NL 17687C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H67/00—Electrically-operated selector switches
- H01H67/02—Multi-position wiper switches
- H01H67/04—Multi-position wiper switches having wipers movable only in one direction for purpose of selection
- H01H67/06—Rotary switches, i.e. having angularly movable wipers
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB386725A GB252057A (en) | 1925-02-11 | 1925-02-11 | Improvements in automatic telephone switching apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL17687C true NL17687C (ja�@�@) |
Family
ID=9766371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL17687D NL17687C (ja�@�@) | 1925-02-11 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE331721A (ja�@�@) |
| FR (1) | FR609706A (ja�@�@) |
| GB (1) | GB252057A (ja�@�@) |
| NL (1) | NL17687C (ja�@�@) |
-
0
- NL NL17687D patent/NL17687C/xx active
- BE BE331721D patent/BE331721A/xx unknown
-
1925
- 1925-02-11 GB GB386725A patent/GB252057A/en not_active Expired
-
1926
- 1926-01-20 FR FR609706D patent/FR609706A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE331721A (ja�@�@) | |
| FR609706A (fr) | 1926-08-20 |
| GB252057A (en) | 1926-05-11 |