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GB Patent: GB-163,400,071
Rotsipen's engine for cutting iron or steel, also for cutting screws, &c.
Patentee:
Arnold Rotsipen - The Minories, London, England

USPTO Classifications:

Tool Categories:
metalworking machines : screw machines
metalworking machines : metal sawing machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Granted: Jun. 24, 1634

Patent Pictures:
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Patent Specification
Description:
The Patent "specification" (see link) consists almost entirely of stating the rights to be granted to Rotsipen along with groveling to the king. There is nothing to describe the invention itself beyond the title, which is quite a bit longer than rendered here.

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