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Synclock electric time-piece

Synclock electric time-piece

1931
Synclock synchronous electric motor

Synclock synchronous electric motor

1915-1930
Synchronous timepiece movement with panel indication of day

Synchronous timepiece movement with panel indication of day

1915-1940
Morse electrical clock, dial mechanism

Morse electrical clock, dial mechanism

patented 1903
Perret impulse dial

Perret impulse dial

circa 1900
Synchronous electric clock movement, Ferranti Limited, Lancashire, United Kingdom, 1905-1987.

Synchronous electric clock movement

1905-1987
Van der Plancke impulse dial mechanism

Van der Plancke impulse dial mechanism

patented 1885
Peyer Favarger, Hipp dial movement

Peyer Favarger, Hipp dial movement

Reclus electrical clock, dial mechanism

Reclus electrical clock

patented 1886
Synchronous electric clock, sectioned, fitted with a 12-pole synchronous motor

Synchronous electric clock

1931
Subsidiary electric clock (no weight, hands, pulley and suspension spring) of the Alexander Bain type, United Kingdom, 1875-1885.

Bain's subsidiary electric clock

1875-1885
Subsidiary clock, 60 syc 110v Telechron movement, no. 102630 (no hands or dial), by Warren Telechron Company, Ashland, Massachusetts, United States, patented 1918-1924, made 1918-1927.

Subsidiary clock

1918-1927
Electric pendulum, beating seconds, standard length with magnetic core

Electric pendulum

Palmer electrical clock, dial mechanism, Palmer, United Kingdom, c. 1902

Palmer electrical clock

patented 1902
T.M.C. electric impulse dial movement, single pallet type, locked in all positions

T.M.C. electric impulse dial movement