Chafing gear for fishing drag
Chain digger attachment
Chain tensioning mechanism for scraper elevator device
Chute structure of snow plough
Clam dredge
Combination plough
Combination vibrating cutter head and crusher
Compressed air dredge
Condition responsive trench excavator
Connection for connecting compressed-air lines
Continuous excavating apparatus
Continuous mining device for crust deposits, etc. and continuous
Control system for a walk behind trencher machine
Convertible snow removing and grass cutting device
Conveyor control system for a self-loading scraper
Convolutional interleaver and deinterleaver
Counterbalancing hydraulic system
Crane for a towing suction device for a dredging craft
Crumber mechanism for a trencher machine
Cutter extension cone