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GB109883A
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Improvements in Step Furnace Grates.
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GB190022235A
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A New or Improved Method of and Apparatus for Producing Pictures or Designs on Cylindrical Surfaces.
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GB190007921A
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Improvements in or relating to the Marking of Photographic Films.
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GB190007920A
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Improvements in and in connection with Photographic Roller Slides.
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GB189918430A
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Improvements in Photographic Stripping Films.
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CA304496A
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Combined double machine for mixing, stirring and beating large or small quantities for kitchen, confectionery, etc.
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