Production of combs made of Zytel nylon resin, 1950s. Technician removing combs made of Zytel nylon resins from an injection machine at the Plastic Department's Technical Services Laboratory. This DuPont laboratory is located at Chestnut Run, Wilmington, Delaware, USA. Photographed in the 1950s. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Hagley Museum And Archive |
Bildgröße: | 4703 px × 3715 px |
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