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PATENT OF FILTERING APPARATUS (1936)

£3.50
SKU GCA6-PTT158

Text on the reverse side:

This invention enables the support of a funnel to in conjunction with one or several receptacles, such as test tubes or the like, in order that a single funnel can serve liquid to a plurality of receptacles or test tubes without the necessity of shifting the funnel supporting device.


  • A6 size (148mm x 105mm)
  • Luxury pearlescent eco certified paper
  • Produced in our London studio
  • Trivia fact on the reverse
  • Biodegradable packaging

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