Bangerter's inventions; his marvelous time clock (1911)
[King, Everett Lincoln], 1863- ed. [from old catalog] · [New York, The McConnell printing co.] · leaf 78
DRAWING OF BANGERTERS SELF-WINDING CLOCK. … BANGERTERS FIRE DETECTOR AND FIRE ALARM. This is the most marvelous little machine that science hasever devised to watch your house day and night. It is the truestof all Watch Dogs and will in case of fire make such a loud andnoisy alarm that you will wake up from the deepest of sleeps.It calls…
Bangerter, Friedrich, 1868 · Perpetual motion · Clocks and watches
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