Unna-Massen, DE
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Patent Grant
Hoechst Aktiengesellschaft
Heinz Gross
E21 - EARTH DRILLING MINING
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Patent Grant
Hoesch Werke AG
Heinz Grosse
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Patent Grant
Hoesch Aktiengesellschaft
Heinz Grob
C21 - METALLURGY OF IRON
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Patent Grant
Heinz Gross
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Patent Grant
Hoesch Werke Aktiengesellschaft
Wilfried Kliesch
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Patent Grant
Hoesch Werke AG
Wilfried Kliesch
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Patent Grant
Hoesch Werke Aktiengesellschaft
Friedrich-Otto Koch
G01 - MEASURING TESTING
