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US Patent: 193,555
Improvement in routing-machines for engravers' use
Patentees:
John Royle, Jr. (exact or similar names) - Paterson, NJ
Vernon Royle (exact or similar names) - Paterson, NJ

USPTO Classifications:
144/150, 409/183

Tool Categories:
trade specific : engraver
woodworking machines : cutter head machines : routing machines

Assignees:
None

Manufacturer:
John Royle & Sons - Paterson, NJ

Witnesses:
Unknown

Patent Dates:
Applied: May 02, 1877
Granted: Jul. 24, 1877

Patent Pictures: [ 1 | 2 ]
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Vintage Machinery entry for John Royle & Sons

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