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USA
Patent:US2476408
Patent:
US 2476408
Title:
Rhythm Calculator
Date:
19.07.1949
Place:
Country:
USA
Person:
Fisher, G.
(
P
)
Company:
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
US2476408
(espacenet),
US2476408
(uspto)
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