|
US1562483A
|
|
Ship's telegraph
|
|
US1512969A
|
|
Means for controlling the activity of work-performing circuits
|
|
US1483962A
|
|
Means for indicating the integrity of circuits
|
|
US1419708A
|
|
Signaling apparatus
|
|
US1364673A
|
|
Art of indicating speeds of rotation
|
|
US1038495A
|
|
Boiler-timing device.
|
|
US937402A
|
|
Fastening device for draw-bars and yokes.
|
|
US851467A
|
|
Means for preventing sparking.
|
|
US716801A
|
|
Electric bell.
|
|
US708607A
|
|
Horseshoe-pad.
|
|
US687948A
|
|
Electric signaling and indicating apparatus.
|
|
US694596A
|
|
Rivet-making machine.
|
|
US667859A
|
|
Ship's telegraph.
|
|
US669109A
|
|
Method of making chain-links.
|
|
US669108A
|
|
Chain-making machine.
|
|
US667836A
|
|
Ship's clinometer.
|
|
CA55187A
|
|
Seal for car doors, etc.
|
