US1451974A
|
|
Safe and vault protector
|
US1408495A
|
|
Safe-protecting device
|
US1408494A
|
|
Bank vault and safe protector
|
US1353623A
|
|
Device for raising sunken vessels
|
US1331610A
|
|
Device for raising sunken vessels
|
US1316217A
|
|
Boring-tool.
|
US1342201A
|
|
Expansion-bolt
|
CA187573A
|
|
Apparatus for raising sunken ships
|
US1268082A
|
|
Apparatus for raising sunken vessels.
|
US1264257A
|
|
Apparatus for raising sunken vessels.
|
US1243130A
|
|
Vehicle-wheel.
|
US1187486A
|
|
Railroad-torpedo.
|
US1187487A
|
|
Railroad-torpedo.
|
US1154165A
|
|
Railway-fusee.
|
US1187485A
|
|
Railway-torpedo.
|
US1154164A
|
|
Method of manufacturing torpedoes.
|
GB191309071A
|
|
Improvements in Detonator Signals for Railways.
|
CA147913A
|
|
Railway signal torpedo
|
US1051666A
|
|
Railroad signal-torpedo.
|
US1058532A
|
|
Railway-torpedo placer.
|