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Jurgen Hartlage
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Langenhagen, DE
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last 30 patents
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Patent Grant
Three-knife cutting machine workfeed
Patent number
4,648,772
Issue date
Mar 10, 1987
H. Wohlenberg KG GmbH & Co.
Jurgen Hartlage
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Patent Grant
Three-knife cutting machine
Patent number
4,505,173
Issue date
Mar 19, 1985
H. Wohlenberg KG GmbH & Co.
Jurgen Hartlage
B26 - HAND CUTTING TOOLS CUTTING SEVERING