Russian standards
Electroacoustic anti-noise devices for telephone communication systems. Terms and definitions
Document status: Active
Image intensifier and image converter tubes. Method of measuring the angular displacement of the image
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Tin and lead babbits. Method for the determination of antimony
Document status: Active
Tin and lead babbits. Method for the determination of tin
Document status: Active
Die sleeves of chucks for screw cutting on lathes. Design and dimensions
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