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GB191415712A
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Improvements in Escapement Mechanism for Typewriting Machines.
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US1055853A
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Paper-guide for type-writing machines.
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GB191117327A
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Improvements in Type-writing Machines.
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GB191117324A
|
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Improvements in Paper Guides or Holders for Typewriting Machines.
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|
GB191117323A
|
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Improvements in Ribbon-feed Reversing Mechanism for Typewriting Machines.
|
|
GB190824562A
|
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Improvements in, or relating to, Typewriting Machines.
|
|
GB190812240A
|
|
Improvements in Type-writing Machines.
|
|
GB190711080A
|
|
Improvements in Spring Washers for Locking Nuts.
|
|
GB190613359A
|
|
Improvements in Elastic or Spring Wheels for Motor-driven and other Vehicles
|
|
GB190412933A
|
|
Improvements in Spring Road-wheels for Motor-cars and other Vehicles.
|
|
GB190324661A
|
|
An Indicating Measuring Gauge or Instrument
|
|
GB190313515A
|
|
Improvements in or Additions to Cash-registers and other Counting, Recording and Calculating Mechanism
|
|
GB190305923A
|
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Improved Machinery or Appliances to be used in connection with the Grinding of certain kinds of Springs
|
|
GB190108125A
|
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Improvements in, or relating to, the Mechanism of Coin-freed Delivery Machines.
|
|
GB190004813A
|
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Improvements in or Additions to Springs and Fittings for Dancing Floors.
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|
CA291302A
|
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Weighing machine
|
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CA230976A
|
|
Scales
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