AT742BAT742DAAT742BAT 742 BAT742 BAT 742BAT 742D AAT742D AAT 742DAAT 742 BAT742 BAT 742B
Authority
AT
Austria
Application number
Inventor
Rudolph Block
Josef Riedel
Original Assignee
Rudolph Block
Josef Riedel
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 Rudolph Block, Josef RiedelfiledCriticalRudolph Block
Application grantedgrantedCritical
Publication of AT742BpublicationCriticalpatent/AT742B/de