CH563246A5CH818174ACH818174ACH563246A5CH 563246 A5CH563246 A5CH 563246A5CH 818174 ACH818174 ACH 818174ACH 818174 ACH818174 ACH 818174ACH 563246 A5CH563246 A5CH 563246A5
Authority
CH
Switzerland
Application number
CH818174A
Original Assignee
Ritzerfeld Gerhard
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ritzerfeld GerhardfiledCriticalRitzerfeld Gerhard
Publication of CH563246A5publicationCriticalpatent/CH563246A5/xx