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Manufactured By:
Billings & Spencer Co.
Hartford, CT

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Title: 1898 Ad-Billings & Spencer Co., Thread Cutting & Diamond Point Lathe Tool
Source: Iron Age, V41, 07 Apr., 1898, pg. 141
Insert Date: 7/23/2024 11:56:34 AM

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U. S. Patent #150,276

https://www.datamp.org/patents/displayPatent.php?number=150276&typeCode=0
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1898 Billings & Spencer Co., Thread Cutting & Diamond Point Lathe Tool
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