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CA178706A
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Gun and rifle mechanism
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US1240068A
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Firing mechanism for small-arms.
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GB191510555A
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Improvements in the Mechanism used for Discharging or Firing Sporting Guns, Rifles, Muskets and the like.
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US1132369A
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Film and like reel mechanism.
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GB191311915A
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Improvements in or relating to Spools for Spirally Winding and Unwinding Rolls of Material.
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GB190915705A
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Improvements in Hoisting Mechanism particularly applicable to Raising and Lowering Theatre Scene Cloths and the like.
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GB190313364A
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Improvements in Machinery for Raising and Lowering the Stage Scenery and Cloths of Theatres and the like.
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US722597A
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Apparatus for raising or lowering the scenery of theaters.
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GB190124261A
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Improvements in and relating to the Working of the Files of Theatres and Places of Entertainment
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GB189603249A
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Improvements in and relating to Theatical Stage Curtains of the kind generally known as Tableaux Curtains.
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CA234929A
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Friction clutch
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CA266020A
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Nail, etc.
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