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Clamping of workpieces
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Patent number 5,161,923
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Issue date Nov 10, 1992
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Gerhar Strauss Drucklufttechnik
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Helmut Reccius
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Controlled shot peening
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Patent number 4,974,434
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Issue date Dec 4, 1990
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Dornier Gmbh
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Helmut Reccius
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Deforming panels having ribs
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Patent number 4,955,222
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Issue date Sep 11, 1990
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Dornier Luftfahrt GmbH
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Helmut Reccius
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Hand drill
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Patent number 4,329,092
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Issue date May 11, 1982
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Dornier GmbH
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Werner Ponitzsch
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR