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Hopper and gate unit for concrete slab laying machines
US 3,190,196 A
Filed
: 04/06/1964
Issued
: 06/22/1965
Est. Priority Date
: 03/18/1960
Status: Expired due to Term
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Current Assignee
Ronald M. Guntert
,
Wilbur F. Earley
Original Assignee
Ronald M. Guntert
,
Wilbur F. Earley
Inventors
Guntert, Ronald M.
,
Earley, Wilbur F.
Application Number
US04/357,508
Time in Patent Office
442 Days
Field of Search
US Class Current
404/108
CPC Class Codes
E01C 19/486
with non-vibratory or non-p...
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