Ivan A. Prokhorov

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oblast, Ivanteevka, Moskovskaya, SU

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Patents Grantslast 30 patents

Information Patent Grant
Compression-vacuum action percussive machine
- Patent number 5,050,687
- Issue date Sep 24, 1991
- Ivan A. Prokhorov
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Compression-vacuum percussive action machine
- Patent number 4,991,664
- Issue date Feb 12, 1991
- Jury N. Kolgan
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS