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Title:
Case shift device for music typewriters and the like
United States Patent 3306418
Inventors:
Lily, Pavey
Publication Date:
02/28/1967
Assignee:
Lily, Pavey
Primary Class:
Other Classes:
400/23, 400/270.2
International Classes:
B41J3/34; B41J25/08
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US Patent References:
Foreign References:
IT473199B