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Apparatus for cleansing floors and like surfaces
US 2,136,324 A
Filed
: 09/03/1935
Issued
: 11/08/1938
Est. Priority Date
: 09/05/1934
Status: Expired due to Term
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Current Assignee
John Simon Louis
Original Assignee
John Simon Louis
Inventors
JOHN SIMON LOUIS
Application Number
US02/039,001
Time in Patent Office
1,162 Days
Field of Search
US Class Current
15/52
CPC Class Codes
A47L 11/292
having rotary tools A47L11/...
A47L 11/4041
Roll shaped surface treatin...
A47L 11/4047
Wound-up or endless cleanin...
A47L 11/4052
Movement of the tools or th...
A47L 11/4069
Driving or transmission mea...
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