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US Patent: 3,273,293
Device for balancing rotating bodies during operation
Patentees:
Hans Conrad Sonderegger (exact or similar names) - Winterthur, Switzerland
Hans U. Baumgartner (exact or similar names) - Winterthur, Switzerland

USPTO Classifications:
125/11.01, 451/343, 451/442, 82/117, 82/903

Tool Categories:
specialty machines : balancing machinery

Assignees:
None

Manufacturer:
Kistler Instrument AG - Winterthur, Switzerland

Witnesses:
Unknown

Patent Dates:
Applied: Jun. 13, 1963
Granted: Sep. 20, 1966

Patent Pictures:
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Description:
This is the US counterpart to Swiss patent CH-403,533, and the patent number was seen on a Balantron balancer made by Kistler Instrument AG.

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