Classic MachinesThe Caterpillar 633 elevating scraperContrafed PUblishingApril 24, 2023March 13, 2024 by Contrafed PUblishingApril 24, 2023March 13, 2024 The 1960s and 1970s were a very fertile time for machinery manufacturers with a worldwide boom in earthmoving projects, and the big manufacturers of the...
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