Gosadarstvenny Sojuzny Nauchno-Issledovatelsky Traktorny Institut

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Moscow, SU

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Device for corrugating sheet material
- Patent number 4,502,315
- Issue date Mar 5, 1985
- Gosadarstvenny Sojuzny Nauchno-Issledovatelsky Traktorny Institut
- Evgeny V. Dubrovsky
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

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