|
US1348345A
|
|
Rail-joint
|
|
US1252647A
|
|
Railway-track structure and method of making same.
|
|
US1348344A
|
|
Rail-tie
|
|
US1302497A
|
|
Method of rolling flanged sections.
|
|
US1144164A
|
|
Railway-track construction.
|
|
US1196325A
|
|
Building structure.
|
|
US1182070A
|
|
Method of bending flanged shapes.
|
|
US1101983A
|
|
Composite structure.
|
|
US1073082A
|
|
Metallic clip-fastening.
|
|
US1079739A
|
|
Method of rolling flanged sections.
|
|
US940777A
|
|
Rail-joint.
|
|
US943373A
|
|
Hotbed.
|
|
US1009628A
|
|
Metal gangway-support for mines.
|
|
US926455A
|
|
Interlocking metal sheet-piling.
|
|
US1079738A
|
|
Apparatus for forming metal-reinforced composite slabs.
|
|
US1078240A
|
|
Rolling-mill.
|
|
CA13735A
|
|
Improvements on modes of protecting buildings and oil tanks from lightning of fire
|
|
CA8031A
|
|
Improvements on heating stoves
|
