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Spacer for use in rotary brush assembly
US 3,407,425 A
Filed
: 01/15/1968
Issued
: 10/29/1968
Est. Priority Date
: 01/15/1968
Status: Expired due to Term
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Current Assignee
Arthur E. Drumm
Original Assignee
Arthur E. Drumm
Inventors
Drumm, Arthur E.
Application Number
US04/698,027
Time in Patent Office
288 Days
Field of Search
US Class Current
15/181
CPC Class Codes
A46B 13/003
made up of a series of annu...
Y10T 24/14
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