GB 4779.2-84

Phosphor for colour picture tubes — Phosphor Y22-B2

彩色显象管用荧光粉 Y22-B2荧光粉

Standard Type

GB

ICS

N/A

CCS

N/A

Status

N/A

Issue Date

N/A

Implementation

N/A

Responsible Dept

N/A

Drafting Unit

N/A