Title:
Push button device
United States Patent 3210484


Inventors:
Dorsey, John W.
Application Number:
US18919662A
Publication Date:
10/05/1965
Filing Date:
04/20/1962
Assignee:
Automatic, Elect Lab
Primary Class:
Other Classes:
341/34, 379/368, 400/479
International Classes:
H04M1/23
View Patent Images:
Foreign References:
FR1282035A1962-01-19
SE164786A