GOST 22381 1977 Edition, February 28, 1977 "Pneumatic tube systems. Types, overall parameters and dimensions"
GOST 21011.3 1977 Edition, February 25, 1977 High-voltage kenotrons. Heater current measuring method
GOST 13820 1977 Edition, February 25, 1977 Electronic tubes. Terms and definitions
GOST 13104 1977 Edition, February 24, 1977 Leather raw material. Determination of net mass and mass variation due to salting
GOST 13106 1977 Edition, February 24, 1977 Raw hides. Histological and bacteriological control
GOST 13105 1977 Edition, February 24, 1977 Leather raw material. Methods of determination of the conservation components
GOST 12136 1977 Edition, February 24, 1977 Grain. Method for the determination of extract of barley
GOST 22377 1977 Edition, February 23, 1977 Medium containers. Numerals for marking
GOST 22376 1977 Edition, February 22, 1977 One-sided leaves fixed by screws and rivets. Design and dimensions
GOST 22375 1977 Edition, February 22, 1977 Dual-sided leaves fixed by screws and rivets. Design and sizes
GOST 7950 1977 Edition, February 18, 1977 Binders board. Specifications
GOST 7199 1977 Edition, February 18, 1977 Rubber-metallic ship bearings. Specifications