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US Patent: 1,677,792
Means for Trimming Soft-Metal Pipe Flanges
Patentees:
Philip Mueller (exact or similar names) - Decatur, Macon County, IL
Anton C. Schuermann (exact or similar names) - Decatur, Macon County, IL

USPTO Classifications:
82/128

Tool Categories:
metalworking tools : portable turning tools
specialty tools : pipe deburring tools

Assignees:
Adolph Mueller, Trustee - Decatur, Macon County, IL

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Nov. 12, 1919
Granted: Jul. 17, 1928

Patent Pictures:
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