The Architect & engineer of California and the Pacific Coast (1905)
San Francisco, Calif. : Architect and Engineer Co · leaf 116
fecting thesame should be addressed. A complete printed copy of the specification anddrawing of any United States patent in print willbe sent, postpaid, to any address for ten cents. William Thompson, of Los Angeles, Cal.—Window Screen.987,654. Patented Mar. 21, 1911. This invention relates to that… … The improved construction provides con-venient means for detachably securingthe flexible screen to the sash so thatthey may be worked together or may beoperated separately as desired and ef-fective means for maintaining the screenunder tension as well as guiding it in itsvertical movement. 108 77(1…
Architecture · Building
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