Hauser, the son of a teacher, was born on 21 August 1825 and gained experience of making music boxes with Johann George Schopperle.
[1] The firm acquired a reputation for building particularly fine regulators.
[2] Up to the 1920s it still produced regulators with compensated pendulums and precision movements.
The firm was later taken over by Junghans and the factory closed down in 1932, at which period the market for wall regulators had collapsed.
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