Molding die apparatus, method for disc substrate, and...
Molding die apparatus, method for disc substrate, and...
Multi-layer information recording medium
Multi-layer optical recording medium and method of...
Multi-layer structure and method of drawing microscopic...
Multi-layered object comprising hard coat layer and light...
Multi-phase carbon overcoats for magnetic discs
Multi-stack optical data storage medium and use of such medium
Multilayer seals and method for their production and joining to
Multipack for wound rolls