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lead diameter(s) mechanism composition variations production date origin |
0.9 mm, ? pushbutton incremental advance clutch with fixed sleeve plastic barrel, metal components unknown (probably lead size and corresponding barrel color) (1970s) Japan |
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| see also | Pentel “Sharp” P200 series |
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| original content, images, layout and design © 2001 to 2010 Dennis B. Smith | more info... | ▲ top | ||
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