Drilldown: Patents

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Patents > Tech fields : lift or subsystem & IPCs : IPC B64C27/04 or None & Number of claims: 3-4

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None (8) · Henry Calder Lobnitz (3) · Walter George Tarrant (3) · August Warchalowski (2) · József Bucher (2) · Detlev Zickler (2) · Otto Schüle (2)
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None (11) · Henry Calder Lobnitz (3) · Walter George Tarrant (3) · August Warchalowski (2) · József Bucher (2) · Otto Schüle (2) · Detlev Zickler (2)
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None (29)
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