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Brush gear for vacuum cleaners
US 1,613,396 A
Filed
: 04/06/1925
Issued
: 01/04/1927
Est. Priority Date
: 04/06/1925
Status: Expired due to Term
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Current Assignee
Keller S.R. Julius
Original Assignee
Keller S.R. Julius
Inventors
KELLER SR JULIUS
Application Number
US02/020,900
Time in Patent Office
638 Days
Field of Search
US Class Current
15/368
CPC Class Codes
A47L 9/0422
driven by the rotation of t...
A47L 9/0433
Toothed gearings
A47L 9/0455
Bearing means therefor
A47L 9/0494
Height adjustment of dust-l...
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