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US 2,623,618 A
Filed
: 08/23/1946
Issued
: 12/30/1952
Est. Priority Date
: 08/23/1946
Status: Expired due to Term
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Current Assignee
Morris H. Howard
Original Assignee
Morris H. Howard
Inventors
Howard, Morris H.
Application Number
US02/692,467
Time in Patent Office
2,321 Days
Field of Search
US Class Current
192/48.5
CPC Class Codes
F16K 31/05
specially adapted for opera...
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