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Patent:US2444570


Patent:US 2444570
Title:Drive for counter numeral wheels
Date:06.07.1948
Place:Milwaukee, WI
Country:USA
Person:Lawrence, Harold J.; Hennessy, Mark M.
Company:Durant (P) Mfg. Co.
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Link to the patent office:
(without guarantee)
 US2444570 (espacenet),  US2444570 (uspto)


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