CH401761A - Signalvorrichtung für das Bedienungspersonal in Gaststätten
- Google Patents
Signalvorrichtung für das Bedienungspersonal in Gaststätten
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Publication number
CH401761A
CH401761ACH1422261ACH1422261ACH401761ACH 401761 ACH401761 ACH 401761ACH 1422261 ACH1422261 ACH 1422261ACH 1422261 ACH1422261 ACH 1422261ACH 401761 ACH401761 ACH 401761A
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Application filed by Gehlsen CarlheinzfiledCriticalGehlsen Carlheinz
Publication of CH401761ApublicationCriticalpatent/CH401761A/de