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Patent AT179980B successfully refreshed from Google Patents.
AT179980B
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AT
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Drive for tractors such as wheeled tractors, caterpillars or the like.
Assignee: Hannoversche Maschb Ag
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Filing: 1952-09-05
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Granted: 1954-10-25
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Expires: 1972-09-05
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AT
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2026-10-30 02:59
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