Title:
Sharp key cap
United States Patent 3187619


Inventors:
Andersen, Clifford W.
Application Number:
US27750863A
Publication Date:
06/08/1965
Filing Date:
05/02/1963
Assignee:
WURLITZER CO
Primary Class:
International Classes:
G10C3/12
View Patent Images:
US Patent References:
3099930Keyboard construction for electric musical instrument1963-08-06
2117002Keyboard for musical instruments1938-05-10
1200182N/A1916-10-03
1072311N/A1913-09-02
0225700N/A1880-03-23
Foreign References:
DE263809C
GB190012616A1901-05-11