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For the Inventor, By the Inventor

Bochum, Germany

Bochumer Eisenhutte Heintzmonn, & Co.


USPTO Granted Patents = 1

Forward Citations = 3

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1 inventor (with patents filed for the assignee):

goldMedal Gunter Blumenthal (1 out of 14 patents)


1 patent:

1. 3961487 - Mine roof support (1976-06-08),
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USPTO Data Jan 1 1976 - Dec 16 2025

1 Patents

#59 in Bochum

#15,083 in Germany

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Bochum, Germany

Bochumer Eisenhutte Heintzmonn, & Co.

Forward Citations = 3

1 inventor:

goldMedal Gunter Blumenthal (1 out of 14 patents)

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