| http://www.w3.org/ns/prov#value | - In the truck as shown in FIGS. 41and 42, support surfaces of pads 220 and 221 are preferably made of steel or other non-resilient material and may be coated with a suitable plastic wear-reducing surface layer, such as high density polyethylene or TEFLON impregnated fabric material as isknown in the art.It will be apparent that the pads act to provide a four-point suspension for the car body and ar
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