CA131998A
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Vending machine
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GB190928734A
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Automatic Distributing Device for use in the Sale and Hire of Books.
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CA94841A
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Vending machine
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US838897A
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Apparatus for the automatic delivery, on sale or hire, of books, &c.
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GB190406547A
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Improvements in Weighing Machines
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CA87284A
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Weighing scales
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US763203A
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Weight-registering weighing-machine.
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GB190405922A
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Improvements in Weighing Machines
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US713490A
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Cash-register.
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GB189802119A
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Improvements in Apparatus for Indicating and Registering Cash Payments.
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GB189719949A
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Improved Apparatus for Indicating and Registering Cash Payments.
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GB189629971A
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Improved Apparatus for Indicating and Registering Cash Payments.
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