Contractors' and Dealers' Association of California · San Francisco : L. A. Larson · leaf 927
Published Every Satnrtfay -iSMi-.tonStreet SAN FRANCISCO. CALIF., DECEMHEK 8, 1923 V^TnT-.hirVY.-ar >^:^ ermanence Schumacher cononi Office 210 American Bank Building ]y Wall Warehouses San Francisco OaklandSan Rafael C earance ./< omfcr Pot Sale by All Lnmber luid Bnfldlngr Btaterlal Dealers… … Remixes Concrete When materials have passed through mixing processonce and come to discharging side of the drum,the reversed discharge chute sprays them back tothe charging side for repeated trips through the 5-action, remixing process. This spraying-showeringaction at the same time prevents…
Architecture · Building · Construction industry · Engineering
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