CH564233A5CH925972ACH925972ACH564233A5CH 564233 A5CH564233 A5CH 564233A5CH 925972 ACH925972 ACH 925972ACH 925972 ACH925972 ACH 925972ACH 564233 A5CH564233 A5CH 564233A5
Authority
CH
Switzerland
Application number
CH925972A
Original Assignee
Ritzerfeld Gerhard
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Filing date
Publication date
Application filed by Ritzerfeld GerhardfiledCriticalRitzerfeld Gerhard
Publication of CH564233A5publicationCriticalpatent/CH564233A5/xx