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Self-steering submarine suction cleaner
US 2,988,762 A
Filed
: 02/08/1960
Issued
: 06/20/1961
Est. Priority Date
: 02/08/1960
Status: Expired due to Term
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Current Assignee
Hugh H. Babcock
Original Assignee
Hugh H. Babcock
Inventors
Babcock, Hugh H.
Application Number
US04/007,218
Time in Patent Office
498 Days
Field of Search
US Class Current
15/1.7
CPC Class Codes
A47L 2201/04
Automatic control of the tr...
A47L 7/0038
with means for emptying the...
A47L 7/0042
Gaskets; Sealing means
E04H 4/1654
Self-propelled cleaners
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