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Patent:US865459


Patent:US 865459
Title:Keyboard for type-writing and other machines on which a keyboard is used
Date:10.09.1907
Place:Habana
Country:USA
Person:Juan Bautista Vidal
Company:
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 US865459 (espacenet),  US865459 (uspto)


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