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2825020
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Information
Patent Grant
2825020
References
Source
Patent Number
2,825,020
Date Filed
Not available
Date Issued
Tuesday, February 25, 1958
66 years ago
CPC
G04C23/22 - with the actuating element carried by a disc
G04C21/28 - by closing a contact to put into action electro-acoustic means
G04C23/00 - Clocks with attached or built-in means operating any device at preselected times or after preselected time-intervals
US Classifications
318 - Electricity: motive power systems
200 - Electricity: circuit makers and breakers
455 - Telecommunications
968 - Horology
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