CA150688A
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Display mechanism
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US1063929A
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Advertising apparatus.
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GB191222920A
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Improvements in Machines for Franking or Stamping Mail Matter.
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GB191214441A
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Improved Value Registering Apparatus for Postal Marking Machines and the like.
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CA146758A
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Postal marking machine
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CA151595A
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Advertising apparatus
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US1052874A
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Apparatus for displaying advertisements, information-sheets, and the like.
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GB191029651A
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Improvements in Machines for Franking or Stamping Mail Matter.
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GB191002885A
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Improvements in or relating to Apparatus for Displaying Advertisements, Information-sheets and the like.
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CA120073A
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Advertising apparatus
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GB190819154A
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Improved Advertisement Display Apparatus.
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