4. Card, picture, or sign exhibiting
  5. Photographic transparency viewer, e.g., x-ray viewer

John Ashworth

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Method and an apparatus for taking soil samples

Measuring and testing – Sampler – sample handling – etc. – Capture device
Patent

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Multi-line electronic media barrier

Fluid sprinkling – spraying – and diffusing – With selectively preset flow cutoff or initiating means
Patent

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Photo-slide handler and viewer

Card – picture – or sign exhibiting – Photographic transparency viewer – e.g. – x-ray viewer
Patent

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Profile ID: LFUS-PAI-P-838393

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