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Tractors
MT NAM PMA-0593GC-02-17 · Item · n/a
Part of Public Memory Archive

From left to right: a chain tractor, a tractor trailer, a tractor, and a dirt tractor.

Tracing and sketching outfit
MT NAM CMD-01-PAT-00931 · Item · 18/05/1983
Part of Commerce Department

Applicant/s name: Schanschieff Alexander; Paul Michael John. Inventor/s name: n/a. IPC (International Patent Classification): n/a.