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Device for improved cleaning and analysis of engine cooling systems
US 2,835,234 A
Filed
: 05/06/1955
Issued
: 05/20/1958
Est. Priority Date
: 05/06/1955
Status: Expired due to Term
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Current Assignee
Carl H. Rasch
,
Walter Swain
Original Assignee
Carl H. Rasch
,
Walter Swain
Inventors
Rasch, Carl H.
,
Swain, Walter
Application Number
US03/506,614
Time in Patent Office
1,110 Days
Field of Search
US Class Current
123/41.42
CPC Class Codes
F01P 11/06
Cleaning in general B08B; C...
F01P 2011/065
Flushing
Y10T 137/87788
With valve or movable defle...
Y10T 137/87861
Spring coaxial with valve
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