Invention Grant
US3599421A Watch with manually adjustable time-zone-setting mechanism 失效
手表具有可调节的时区设置机制

Watch with manually adjustable time-zone-setting mechanism
Abstract:
A watch provided with a time-zone-setting mechanism which is manually adjustable to incrementally shift the position of a local time hour hand in either direction, the various hands of the watch being otherwise settable by a general purpose crown. The watch also includes a date calendar or other indicator, a special purpose crown being provided which, in one axial position, adjusts the time-zone-setting mechanism and, in another position, adjusts the date calendar or other indicator.
Information query
Patent Agency Ranking
0/0