IS 4497-1977
Specification for 16mm Portable Sound and Picture Cinema Projectors

Standard No.

IS 4497-1977

Release Date

1978

Published By

IN-BIS

Latest

IS 4497-1977

Scope

This standard lays down the safety and performance requirements of 16-mm portable sound-and-picture cinematograph projectors with optical or magnetic sound systems or both.

IS 4497-1977 history

• 1978 IS 4497-1977 Specification for 16mm Portable Sound and Picture Cinema Projectors