|
US3270968A
|
|
Brush chipping machine
|
|
US3229921A
|
|
Shredding apparatus
|
|
US2812815A
|
|
Dicing apparatus for sheet materials
|
|
US1947323A
|
|
Method of shredding paper and the like
|
|
US1915506A
|
|
Keyseating machine
|
|
US1675901A
|
|
Disintegrating machine
|
|
US1559924A
|
|
Safety device for disintegrating machines
|
|
US1518213A
|
|
Cylinder-drum mechanism for cutting machines
|
|
US1520068A
|
|
Knife-clamping device
|
|
US1462492A
|
|
Chip pocket for cutting shredders and the like
|
|
US1430668A
|
|
Adjustable mounting for stationary knives of cutting machines
|
|
US1423867A
|
|
Cutting machine
|
|
US1111203A
|
|
Clamping device for key-seating machines.
|
|
US1060749A
|
|
Cutter for key-seating machines.
|
|
US817382A
|
|
Wood-cutting machine.
|
