GB191029318A
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Improvements in, or relating to, School and analogous Compasses.
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GB191027423A
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Improvements in, or additions to, Pencil Sharpeners.
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GB191009228A
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Improvements in School or other Compasses and similar Drawing Instruments.
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GB191005243A
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Improvements in or relating to Rulers.
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GB191004851A
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Improvements in School or other Compasses and similar Drawing Instruments.
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GB190620349A
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Improvements in or relating to, School and other Compasses and like Instruments
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GB190511545A
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A Drawing-board Music-sheet, Book or like Rest or Supporting Attachment for School Desks and Analogous Uses
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GB190505611A
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Improvements in Compasses and like Instruments for School and analogous uses
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GB190504508A
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Improvements in Compasses and similar Drawing Instruments
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GB190504509A
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Improvements in, or relating to, School and other Compasses and like Instruments
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GB190504510A
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Improvements in Compasses and like Instruments for School and Analogous Uses.
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GB190218882A
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Improvements in Clamps or Clips for Retort and like Stands and analogous Appliances
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GB189924489A
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Improvements in Drawing and other Affixing-down Pins.
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GB189720243A
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Improvements in Drawing Compasses.
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GB189500021A
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Improvements in Hair Curlers.
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GB189402740A
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Improvements in Compasses.
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