For the Inventor, By the Inventor

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Wattwil, Switzerland

Heberlein Maschinenfabrik

USPTO Granted Patents = 1

Forward Citations = 4

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2 inventors (with patents filed for the assignee):

Helmut Ritter (1 out of 7 patents)

Max Schnetzer (1 out of 2 patents)

1 patent: Sort by Forward Citations

1. 3991545 - Pneumatic auxiliary device (1976-11-16),

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USPTO Data Jan 1 1976 - Dec 16 2025

1 Patents

#10 in Wattwil

#4,292 in Switzerland

Wattwil, Switzerland

Heberlein Maschinenfabrik

Forward Citations = 4

2 inventors:

Helmut Ritter (1 out of 7 patents)

Max Schnetzer (1 out of 2 patents)

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