Patent US4311994A successfully refreshed from Google Patents.
AT38855B
Expired / Lapsed
AT
⏱️ 0.0 years remaining
Keyhole lock.
Assignee: S J Arnheim Fa
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Filing: 1908-10-15
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Granted: 1909-09-10
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Expires: 1928-10-15
Abstract
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Inventors
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Bibliographic Details
Application Number
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AT
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google_patents
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2026-10-29 07:20
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