San Francisco : Architect and Engineer, Inc · leaf 856
Fifj. 1: Two milled brassself-closing doors openinward as the cap bladesare pressed against them Oj iBH ^B ^H … Two-thirds actual sizeDuplex FLUSH DOOR ReceptacleNo. 6755, with plate No. 6756—assembled. Fig. 2 : With thecap fully insert-ed, each blade isfirmly gripjiedon two sides bycontact sjiringsconcealed backof two narrow-slots in the iK)r- celain body. Weak connections are impossible. When the cap is…
Architecture · Building
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