1 result for “Union Carbide Corporation”
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Patent · April 21, 1931 · page 3
Brake Testing Machine (US Patent 1,801,927, 1931)
In the document: …SYN-. CHROMETER, CO., OF BOSTON, MASSACHUSETTS, A CORPORATION OF MASSACHUSETTS BRAKE-TESTING MACHINE Application filed December 5, 1925. Serial No. 73,476. This invention relates to a device for fa several rollers may be determined; and…