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Die große Enzyklopädie des mechanischen Rechnens

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Patent:US1623995


Patent:US 1623995
Title:Apparatus for driving typewriters provided with calculating mechanism
Date:12.04.1927
Place:
Country:USA
Person:Eugen Buschmann Theodor
Company:Wanderer (P) Werke Vorm Winklhofer
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Keywords:
Link to the patent office:
(without guarantee)
 US1623995 (espacenet),  US1623995 (uspto)


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Aus der Patentschrift US1623995