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All Patents of Type: scrapers or steam shovels
Patents 1 - 3 of 3
First set of recordsLast set of records
149,154Mar. 31, 1874J.W. RabbFrames for Cultivators, Scrapers, &c.cultivators and tillers
176,226Apr. 18, 1876E. HuberImprovement in revolving scrapersscrapers or steam shovels
GB-215,675May 15, 1924M.H. RoystonImprovements relating to scrapers for disc ploughsscrapers or steam shovels
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