Object with an at least partly amorphous glass-metal film

Oil Country Tubular Goods or a line pipe formed of a high-streng

Oil seal

Oil seal

One step HIP canning of powder metallurgy composites

One-piece, composite electrical connector

Onset layer for thin film disk with CoPtCrB alloy

Opaque chrome coating having increased resistance to pinhole...

Optical color tracer identifier in metal paste that bleed to...

Optical color tracer indentifier in metal paste that bleed...

Optical disc

Optical elements having buried layers

Optical information recording medium

Optical information recording medium

Optical information recording medium and composition for optical

Optical information recording medium in which a protective layer

Optical isolator

Optical recording medium

Optical recording medium

Optical recording medium and its recording apparatus and reprodu