GB/T 4637-1994 Head gaps andsound records for three-，four-，or six-track magnetic sound records on 35mmmotion-picture film containing no picture–Positions and width dimensions

Standard Number: GB/T 4637-1994
Chinese:35mm磁片上三声轨、四声轨和六声轨磁头隙缝的位置和宽度尺寸
English:Head gaps andsound records for three-，four-，or six-track magnetic sound records on 35mmmotion-picture film containing no picture–Positions and width dimensions

Effective Date:1995-08-01
Regulatory Authority:State Administration of Motion Pictures
Issuing Regulatory Authority:State Bureau of Technical Supervision

Adheres to international standards:Y
PDF Downloadable:N

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