IT992007B -
ENHANCING THE PERPETUAL CALENDAR
- Google Patents
ENHANCING THE PERPETUAL CALENDAR
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Publication number
IT992007B
IT992007BIT212970AIT212970AIT992007BIT 992007 BIT992007 BIT 992007BIT 212970 AIT212970 AIT 212970AIT 212970 AIT212970 AIT 212970AIT 992007 BIT992007 BIT 992007B
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Application filed by Tursi DfiledCriticalTursi D
Priority to IT212970ApriorityCriticalpatent/IT992007B/en
Application grantedgrantedCritical
Publication of IT992007BpublicationCriticalpatent/IT992007B/en