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Patent:US1143240


Patent:US 1143240
Title:Multiple zero escapement mechanism
Date:15.06.1915
Place:St. Louis
Country:USA
Person:Thieme, Otto (P)
Company:Moon-Hopkins (P) Billing Machine Co.
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 US1143240 (espacenet),  US1143240 (uspto)


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