发明名称 Clock with a Tzolkin calendar
摘要 A conventional type clock with a date, hour, minute and seconds display, characterized in that Maya signs are provided instead of the usual hour signs and in that the 20 Tzolkin day symbols are applied to an outer ring that can rotate according to the clock movement. The meaning of each of the respective combinations of Maya signs and Tzolkin day symbols can be inferred from the corresponding Tzolkin calendar.
申请公布号 US6278662(B1) 申请公布日期 2001.08.21
申请号 US19990424420 申请日期 1999.12.02
申请人 GRUBER IRIS 发明人 GRUBER IRIS
分类号 G04B19/08;G04B19/247;G04B45/00;(IPC1-7):G04B19/24;G04C17/00 主分类号 G04B19/08
代理机构 代理人
主权项
地址