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Rug cleaning nozzle
US 2,536,443 A
Filed
: 04/03/1944
Issued
: 01/02/1951
Est. Priority Date
: 04/03/1944
Status: Expired due to Term
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6
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Current Assignee
Kemper M. Hammell
Original Assignee
Kemper M. Hammell
Inventors
Hammell, Kemper M.
Application Number
US02/529,358
Time in Patent Office
2,465 Days
Field of Search
US Class Current
15/368
CPC Class Codes
A47L 9/0433
Toothed gearings
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