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Expired
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Friedrich Wilhelm Saatmann
Alfred Saatmann
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Individual
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Individual
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Publication of GB190706800ApublicationCriticalpatent/GB190706800A/en
Specific Sealing Or Ventilating Devices For Doors And Windows
(AREA)
Abstract
6800. Saatmann, F. W., and Saatmann, A. March 21. Fastenings, sliding-bolt. A mixing drum is furnished with hinged doors 10 provided with sliding-bolts 11, actuated by levers 13. Movable arms are provided which can be turned down against the drum, so as to strike against the levers 13 as the drum turns and engage or disengage the bolts as required.
GB190706800D1907-03-211907-03-21Improvements in Mixing for Divided Material.
ExpiredGB190706800A
(en)