Contractors' and Dealers' Association of California · San Francisco : L. A. Larson · leaf 593
../Mur.ors?^:* SAN FRANCISCO, calif., OCTOBER 13, 1923 ^ve^/Jih^rV7efr >«^4^ ermanence Pe El Schumacher conom Office 210 American Bank Building ir Wall Warehouses San Francisco OaklandSan Rafael Comfi earance Fox Sale by All Lumber and Building Material Dealers Heavy DutyMixer … 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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