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Rothenberger GmbH & Co.
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Frankfurt, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Pipe cleaning machine having a container to accommodate cleaning sp...
Patent number
4,447,926
Issue date
May 15, 1984
Rothenberger GmbH & Co.
Gunter Rothenberger
B08 - CLEANING
Information
Patent Grant
Device for bending metal pipe
Patent number
4,355,528
Issue date
Oct 26, 1982
Rothenberger GmbH & Co.
Gunter Rothenberger
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Necking-out tool for forming necks on pipes
Patent number
4,178,786
Issue date
Dec 18, 1979
Rothenberger GmbH & Co.
Karl Rothenberger
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Patents Applications
last 30 patents
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