ANSI/EIA 477-A:1990
Cultured Quartz

Standard No.

ANSI/EIA 477-A:1990

Release Date

1990

Published By

American National Standards Institute （ANSI)

Latest

ANSI/EIA 477-A:1990

ANSI/EIA 477-A:1990 history

• 1990 ANSI/EIA 477-A:1990 Cultured Quartz