US Patent: 127,132
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Improvement in drilling-machines
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Patentees:
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Albert F. Prentice (exact or similar names) - Worcester, MA |
Edward J. Worcester (exact or similar names) - Worcester, MA |
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Patent Dates:
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Granted: |
May 21, 1872 |
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Jeff Joslin Vintage Machinery entry for E. J. Worcester Vintage Machinery entry for E. N. Boynton Vintage Machinery entry for A. F. Prentice & Co.
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Description: |
The assignees constituted A. F. Prentice & Co., so presumably they sold this drill to E. N. Boynton. It is likely that A. F. Prentice & Co. manufactured this drill, and also likely that Boynton & Plummer did also. |
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