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Title:
Case shift device for music typewriters and the like
United States Patent 3306418
Inventors:
Lily, Pavey
Application Number:
US45891665A
Publication Date:
02/28/1967
Filing Date:
05/26/1965
Assignee:
Lily, Pavey
Primary Class:
Other Classes:
400/23, 400/270.2
International Classes:
B41J3/34; B41J25/08
View Patent Images:
US Patent References:
3207429N/A1965-09-21
3013717N/A1961-12-19
2942253Switching system control1960-06-21
2935577Push button switches1960-05-03
2858923Typewriting and like machines1958-11-04
2542632Typewriter for typing music notes1951-02-20
2020574N/A1935-11-12
1604647Typewriter1926-10-26
0500793N/A1893-07-04
Foreign References:
IT473199B