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US Patent: 1,662,936
Chamfering Device
Patentee:
Robert Phillipp (exact or similar names) - Washington, DC

USPTO Classifications:
408/713, 81/3.4, 82/128, 82/173

Tool Categories:
specialty tools : pipe deburring tools

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Apr. 07, 1926
Granted: Mar. 20, 1928

Patent Pictures:
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