Glass-ceramic substrate for a magnetic information storage...

Glass-ceramic substrate for a magnetic information storage...

Glass-ceramics containing lithium disilicate and tridymite

Grain isolated multilayer perpendicular recording medium

Granular disc joints for lengthwise graphitization

Graphite bursting disc

Handy, multi-pupose tile installation spacers

Hard carbon coating for magnetic recording medium

Hard coat agent composition and optical information medium...

Hard coat agent composition and optical information medium...

Hard disk magnetic recording medium comprising magnetic powder a

Hard disk vapor lube

Hardcoat agent composition and optical information medium...

Heat collector

Heat-mode recording medium

Hemicyanine dyes and optical recording media using the same

Hermetic solder lid closure

High density information disc

High density information disc lubricants

High density information disc lubricants