Coated silicon carbide abrasive grain

Coated silicon nitride cutting tool and process for making

Coated silicon nitride cutting tools

Coating for improved retention of cbn in vitreous bond matrices

Cobalt-bound diamond tools, a process for their manufacture and

Collet chuck aligning assembly for gem faceting machines

Colloidal silica slurry for NiP plated disk polishing

Color cathode ray tube and method of manufacturing the same

Color stable coated abrasives

Combination belt and disc sander

Combination belt and disk sander machine

Combination horizontal/vertical honing machine

Combination of cleaning pads, cleaning pad mounting members and

Combination pedestal and vacuum system

Combination ram biased board hold-down and exhaust infeed

Combination sand-blasting and vacuum apparatus

Combine blade sharpening apparatus

Combined duplicator and preformer for lapidary use

Combined hollow grinder, sharpener and honer

Combined nozzle with air foil