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E02F3/46—Dredgers; Soil-shifting machines mechanically-driven with reciprocating digging or scraping elements moved by cables or hoisting ropes ; Drives or control devices therefor
E02F3/54—Cable scrapers
E02F3/56—Cable scrapers with hand-controlled scraper or other digging elements
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CH254729D1946-01-081946-01-08Verfahren und Einrichtung zum Ausheben und Bewegen von Schüttgut, insbesondere Erdreich.
CH254729A
(de)