GB/T 7700-1987

Abolished

Bobbins for 16mm motion picture projectors--Dimentions

16mm电影放映机片轴 尺寸

Standard Type
GBT
ICS
37.040.10
CCS
N42
Status
废止
Issue Date
1987-04-20
Implementation
1988-01-01
Responsible Dept
N/A
Drafting Unit
N/A