AT186434B -
Equipment, in particular calendar, for changing marking of certain days or groups of days, which are subjectively given special importance
- Google Patents
Equipment, in particular calendar, for changing marking of certain days or groups of days, which are subjectively given special importance
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Publication number
AT186434B
AT186434BAT186434DAAT186434BAT 186434 BAT186434 BAT 186434BAT 186434D AAT186434D AAT 186434DAAT 186434 BAT186434 BAT 186434B
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Application filed by Jakob HoefnerfiledCriticalJakob Hoefner
Application grantedgrantedCritical
Publication of AT186434BpublicationCriticalpatent/AT186434B/en
AT186434D1951-11-051952-11-04
Equipment, in particular calendar, for changing marking of certain days or groups of days, which are subjectively given special importance
AT186434B
(en)