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Automatic alarm and emergency device in particular for inhaling and like apparatus
US 2,828,741 A
Filed
: 12/20/1956
Issued
: 04/01/1958
Est. Priority Date
: 01/06/1956
Status: Expired due to Term
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Current Assignee
Rene Delest
Original Assignee
Rene Delest
Inventors
RENE DELEST
Application Number
US03/629,553
Time in Patent Office
467 Days
Field of Search
US Class Current
128/202.22
CPC Class Codes
A62B 9/006
Indicators or warning devic...
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