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Apparatus for controlling the feed of liquid to concrete mixers
US 2,748,990 A
Filed
: 08/25/1952
Issued
: 06/05/1956
Est. Priority Date
: 08/25/1952
Status: Expired due to Term
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Current Assignee
Fisher Kemper Maxwell
Original Assignee
Fisher Kemper Maxwell
Inventors
FISHER KEMPER MAXWELL
Application Number
US03/306,226
Time in Patent Office
1,380 Days
Field of Search
US Class Current
222/373
CPC Class Codes
B28C 7/12
Supplying or proportioning ...
Y10T 137/3099
Float responsive
Y10T 137/3127
With gas maintenance or app...
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