GOST 2.739-1968
Unified system of design documentation. Graphical sumbols in diagrams. Telephone sets, switchboards and switching telephone exchanges

Standard No.

GOST 2.739-1968

Release Date

1968

Published By

RU-GOST R

Status

Be replaced 1976-01

Replace By

GOST 20739-1975

Latest

GOST 21739-2019

Scope

This standard applies to manual or automated circuits of products from all industries.

GOST 2.739-1968 history

• 2019 GOST 21739-2019 Pyroscopes.Specifications
• 1990 GOST 28739-1990 Tests on indoor post insulators of organic materials for systems with nominal voltages greater than 1000 V up to 300 kV
• 1985 GOST 23739-1985 Autooperators of lines for chemical, electrochemical treatment of surface and production of coatings. Basic parameters and dimensions
• 1981 GOST 24739-1981 Basic norms of interchangeability. Trapezoidal multy-start screw thread
• 1976 GOST 21739-1976 Ceramic pyroscopes. Specifications
• 1975 GOST 20739-1975 Petroleum bitumens. Method for determination of solubility
• 1968 GOST 2.739-1968 Unified system of design documentation. Graphical sumbols in diagrams. Telephone sets, switchboards and switching telephone exchanges