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Safety device for thermally controlled battery chargers
US 2,499,663 A
Filed
: 06/08/1949
Issued
: 03/07/1950
Est. Priority Date
: 06/08/1949
Status: Expired due to Term
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Current Assignee
Lewis A. Medlar
Original Assignee
Lewis A. Medlar
Inventors
Medlar, Lewis A.
Application Number
US03/097,772
Time in Patent Office
272 Days
Field of Search
US Class Current
320/150
CPC Class Codes
H02J 7/007194
of the battery
H02J 7/08
using discharge tubes only
Y10S 320/19
Charger status, e.g. voltmeter
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