|
US1088676A
|
|
Beam and girder.
|
|
US1137108A
|
|
Column-footing.
|
|
US1052708A
|
|
Reinforced concrete construction for buildings.
|
|
US1043893A
|
|
Strut.
|
|
US1086343A
|
|
Form work for concrete construction.
|
|
US981516A
|
|
Reinforcing means for concrete structures.
|
|
US894997A
|
|
Reinforced-concrete-construction member.
|
|
US859511A
|
|
Concrete-floor construction.
|
|
US875975A
|
|
Reinforced concrete flooring.
|
|
US835724A
|
|
Temporary framing for use in concrete-work.
|
|
US835723A
|
|
Reinforced concrete covering for structural members.
|
|
US947288A
|
|
Machine for bending metal bars.
|
