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GB191121825A
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Improvements in or relating to Clocks Provided with Pendulums having Reciprocating Rotary Movement.
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US991717A
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Clock-pendulum having alternating rotary movement.
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GB191000299A
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Improvements in Compensating Means for Clock Pendulums having Alternating Rotary Movement.
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GB190917212A
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Improved Means for Compensating Clock Pendulums having an Alternating Rotary Movement.
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US915762A
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Method of hardening clockwork pivot-holes.
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US937792A
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Rotary pendulum-bob.
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GB190726453A
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Improvements in and relating to Clocks having Rotary or Torsion Pendulums.
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GB190726451A
|
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Improvements in and connected with Clockwork Pivot Holes.
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GB190726452A
|
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Improvements in Rotary Pendulum Bobs
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GB190110695A
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Improvements in and relating to Cinematographs.
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GB189924833A
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An Improved Recording and Reproducing Arrangement for Phonographs, Graphophones and other Machines for Reproducing Speech and the like.
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