Apparatus for making prestressed concrete bodies
United States Patent 3384942
US Patent References:
Method of manufacturing tie rods for concrete wall forms
- - 2657455
Turnbuckle
- - 2905491
Apparatus for making longitudinally prestressed concrete pipes
- - 3234619
Releasable cable fastener
- - 3332117
Method of manufacturing tie rods for concrete wall forms
- - 2657455
Turnbuckle
- - 2905491
Apparatus for making longitudinally prestressed concrete pipes
- - 3234619
Releasable cable fastener
- - 3332117
Inventors:
Shaw, John A.
Olivier, Daniel E.
Olivier, Daniel E.
Publication Date:
05/28/1968
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Export Citation:
Assignee:
Internat, Pipe And Ceramics Cor
Primary Class:
Other Classes:
403/353
International Classes:
B28B23/04; B28B23/02