Russian standards PDF

GOST 20910-90

Refractory concretes. Specifications

Document status: Active

€10
GOST 20958-80

Unrecorded 12,7 mm magnetic tapes with bobbin for computers. General specifications

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€10
GOST 21.401-88

System of design document for construction. Production technology. Main requirements to working drawings

Document status: Active

€10
GOST 21021-2000

Numerical control units. General technical requirements

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€10
GOST 21107.5-75

Gas discharge devices. Methods of measurement of electrical parameters of glow-discharge thyratrons and gas-filled rectifiers

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€10
GOST 21107.6-75

Gas discharge devices. Methods of measurement of electrical parameters of characters display

Document status: Active

€10