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APPARATUS FOR SENSING LEVELS IN CONTAINERS HOLDING LIQUIDS
US 3,547,145 A
Filed
: 12/18/1968
Issued
: 12/15/1970
Est. Priority Date
: 05/16/1966
Status: Expired due to Term
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Current Assignee
Walter Holzer
Original Assignee
Walter Holzer
Inventors
Holzer, Walter
Application Number
US04/785,457
Time in Patent Office
727 Days
Field of Search
US Class Current
137/392
CPC Class Codes
D06F 39/087
Water level measuring or re...
G01F 23/247
for discrete levels
Y10T 137/7306
Electrical characteristic s...
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