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Patent drawing - Blish Patent - . Public domain image

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Summary

Blish-Patent, März-09-1915

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patent drawings drawings of firearms historical technical drawings united states patent drawings inventions
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Date

1913
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Source

USPTO
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Link

https://www.uspto.gov/
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Copyright info

public domain

label_outline Explore Historical Technical Drawings, Drawings Of Firearms, Patent Drawings

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patent drawings drawings of firearms historical technical drawings united states patent drawings inventions