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APPARATUS FOR MOLDING CONCRETE,ASPHALT,AND LIKE MIXES
US 3,507,015 A
Filed
: 10/23/1967
Issued
: 04/21/1970
Est. Priority Date
: 10/28/1966
Status: Expired due to Term
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Current Assignee
John B. Heatlie
Original Assignee
John B. Heatlie
Inventors
Heatlie, John B.
Application Number
US04/677,487
Time in Patent Office
911 Days
Field of Search
US Class Current
425/64
CPC Class Codes
E01C 19/4893
Apparatus designed for rail...
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