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US Patent: 2,127,893
Piston Ring Groove and Land Tool
Patentee:
Charles D. Stromgren (exact or similar names) - Los Angeles, CA

USPTO Classifications:
15/104.012, 82/114

Tool Categories:
specialty tools : automotive tools

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Apr. 03, 1936
Granted: Aug. 23, 1938

Patent Pictures:
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