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 |
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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