IS 9261-1979
Symbols for timing instrument control locations

Standard No.

IS 9261-1979

Release Date

1979

Published By

IN-BIS

Latest

IS 9261-1979

Scope

Specifies symbols to be utilized for representing the different positions in which timekeeping instruments are placed for testing and control purposes. 1.1 It applies mainly to wrist watches and pocket watches. It may also be used for other types of timekeeping instruments.

IS 9261-1979 history

• 1979 IS 9261-1979 Symbols for timing instrument control locations