Tidal watch

Tide calculating and display device

Tide calender disk and method

Tide clock

Tide clock assembly with optical device providing the appearance

Tide clock device

Tide display device with global positioning system, timing...

Tide indicator system

Tide timer

Tide watch

Time piece with lunar phase and tides display

Time sensing device

Timepiece from which sunrise and sunset time can be determined

Timepiece having a star display

Timepiece with analog display capable of indicating a date...

Timepiece with improved display advancing and resetting mechanis

Timepiece with indication of the part of the earth visible from

Timing mechanism with tide indicator

Universal heliochronometer

Universal timepiece from which latitude and longitude can be...