Alexei Mikhailovich Makarov

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Novosibirisk, SU

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Patents Grantslast 30 patents

Information Patent Grant
Impact tool with damping chambers
- Patent number 4,363,365
- Issue date Dec 14, 1982
- Igor V. Nikolaev
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Percussive device for driving holes in soil
- Patent number 3,952,813
- Issue date Apr 27, 1976
- Nikolai Prokhorovich Chepurnoi
- E21 - EARTH DRILLING MINING