Patent US3272013A successfully refreshed from Google Patents.
AT43437B
Expired / Lapsed
AT
⏱️ 0.0 years remaining
Roller ring bearings, in particular for railway safety devices.
Assignee: Priv Suedbahn Ges Kk
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Filing: 1909-01-14
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Granted: 1910-08-10
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Expires: 1929-01-14
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AT
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2026-10-29 09:08
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