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Air flow operated brush devices for vacuum cleaners
US 3,005,224 A
Filed
: 10/23/1958
Issued
: 10/24/1961
Est. Priority Date
: 10/23/1958
Status: Expired due to Term
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Current Assignee
Gerald M. Magarian
Original Assignee
Gerald M. Magarian
Inventors
Magarian, Gerald M.
Application Number
US03/769,257
Time in Patent Office
1,097 Days
Field of Search
US Class Current
15/372
CPC Class Codes
A47L 9/0416
driven by fluid pressure, e...
A47L 9/0444
for conveying motion by end...
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