AT197BAT197DAAT197BAT 197 BAT197 BAT 197BAT 197D AAT197D AAT 197DAAT 197 BAT197 BAT 197B
Authority
AT
Austria
Application number
Inventor
Emil Pollak
Original Assignee
Emil Pollak
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Application filed by Emil PollakfiledCriticalEmil Pollak
Application grantedgrantedCritical
Publication of AT197BpublicationCriticalpatent/AT197B/de