Push button for an elevator
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Description
FIG. 1 is a front perspective view of a push button for an elevator showing my new design, and
FIG. 2 is a rear perspective view thereof.
Referenced Cited
U.S. Patent Documents
2532228 | November 1950 | Hesh |
3699294 | October 1972 | Sudduth |
3899648 | August 1975 | Murata |
Patent History
Patent number: D255667
Type: Grant
Filed: Apr 10, 1978
Date of Patent: Jul 1, 1980
Assignee: Kone Osakeyhtio (Helsinki)
Inventor: Pekka Perjo (Helsinki)
Primary Examiner: Susan J. Lucas
Attorney: Eric H. Waters
Application Number: 5/895,866
Type: Grant
Filed: Apr 10, 1978
Date of Patent: Jul 1, 1980
Assignee: Kone Osakeyhtio (Helsinki)
Inventor: Pekka Perjo (Helsinki)
Primary Examiner: Susan J. Lucas
Attorney: Eric H. Waters
Application Number: 5/895,866
Classifications
Current U.S. Class:
Elevator Signal Or Call Unit (D10/108);
D13/38
International Classification: D1006; D1303;
International Classification: D1006; D1303;