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Historical patents

Technological Inventions 1850 - 1899

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Shelfmark:: -

granted on:: 1867-07-25

Title:: Universalsignalapparat

Inventor:: Bernuth, Ludwig + Ludwig Reuhaus

Key:: 1868/000030

Place of publication:: -

Country:: -

Class:: 74 - Signalwesen (außer Eisenbahnsignalwesen); 20 - Eisenbahnbetrieb; 64 - Schankgerätschaften, Flaschenverschlüsse, Spülvorrichtungen

Collection:: General

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