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2. Fresno scraper - Wikipedia

   en.wikipedia.org/wiki/Fresno_scraper

   This design was so revolutionary and economical that it influenced the design of modern bulldozer blades and earth movers.. Between 1884 and 1910, thousands of Fresno scrapers were produced at the Fresno Agricultural Works, which had been formed by Porteous and used in agriculture, land leveling, road and railroad grading, and the construction industry.

3. Wheel tractor-scraper - Wikipedia

   en.wikipedia.org/wiki/Wheel_tractor-scraper

   The scraper is a large piece of equipment which is used in mining, construction, agriculture and other earthmoving applications. The rear part has a vertically moveable hopper (also known as the bowl) with a sharp horizontal front edge. The hopper can be hydraulically lowered and raised.

4. King road drag - Wikipedia

   en.wikipedia.org/wiki/King_road_drag

   David Ward King, Inventor of the King Road Drag Contemporary Drawing of the King Road Drag Road Drag Patent. The King road drag (also known as the Missouri road drag and the split log road drag) was a simple form of a road grader implemented for grading dirt road. It revolutionized the maintenance of dirt roads in the early 1900s.

5. Galion Iron Works - Wikipedia

   en.wikipedia.org/wiki/Galion_Iron_Works

   The Galion Iron Works Company of Galion, Ohio, was founded by David Charles Boyd and his three brothers in 1907.In its early years, the Galion produced a wide range of road-building and other construction equipment, such as drag scrapers, plows, wagons, stone unloaders, rock crushers, and a variety of other "experimental machines".

6. CMI Roadbuilding - Wikipedia

   en.wikipedia.org/wiki/CMI_Roadbuilding

   CMI Roadbuilding, Inc. of Oklahoma City began in 1961, when engineers headed by Bill Swisher started looking for new methods in the road building industry. Little had changed since the early 1900s in the methods of building roads, however, labor costs were skyrocketing and inflation meant taxpayers dollars were buying less and less.

7. AOL Mail

   mail.aol.com

   Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!