AT422BAT422DAAT422BAT 422 BAT422 BAT 422BAT 422D AAT422D AAT 422DAAT 422 BAT422 BAT 422B
Authority
AT
Austria
Application number
Inventor
John Alexander Schofield
Original Assignee
John Alexander Schofield
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 John Alexander SchofieldfiledCriticalJohn Alexander Schofield
Application grantedgrantedCritical
Publication of AT422BpublicationCriticalpatent/AT422B/de