Yitshaq Lipsker

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Ramat Hasharon, IL

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Patents Grantslast 30 patents

Information Patent Grant
Excavating equipment fitted with surface clamps
- Patent number 5,836,089
- Issue date Nov 17, 1998
- Yitshaq Lipsker
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Method for underground excavation
- Patent number 5,678,957
- Issue date Oct 21, 1997
- Yitshaq Lipsker
- E21 - EARTH DRILLING MINING
Information Patent Grant
Soil drilling equipment
- Patent number 4,957,175
- Issue date Sep 18, 1990
- Yitshaq Lipsker
- E21 - EARTH DRILLING MINING
Information Patent Grant
Ground anchors
- Patent number 4,547,106
- Issue date Oct 15, 1985
- Yitshaq Lipsker
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING