US972235A
|
|
Trap for catching porpoises.
|
US972233A
|
|
Trap for catching porpoises.
|
US972234A
|
|
Trap for catching porpoises.
|
US972230A
|
|
Trap for catching porpoises.
|
US972228A
|
|
Trap for catching porpoises.
|
US972232A
|
|
Fish-trap.
|
US972227A
|
|
Trap for catching porpoises.
|
US972231A
|
|
Trap for catching porpoises.
|
US972229A
|
|
Trap for catching porpoises.
|
US737866A
|
|
Indicator for locating sunken metals.
|
US716097A
|
|
Fishing-net.
|
CA12263A
|
|
Improvements on steam boiler furnaces
|
CA1756A
|
|
A spark arrestor and consumer
|
CA23912A
|
|
Locomotive spark arrester and consumer
|