Lamp standard assembly

作者: Rufus P. Steadman

DOI:

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摘要: This lamp standard assembly includes a having an upper housing and ground connected post, mounted within the standard. The lower access opening for receiving interior electrical supply. lamp-carrying head conductor-carrying semi-flexible stem, stem are pivotally to provide articulated relationship between so that can be used push up of post position housing.

参考文章(1)
Rufus P. Steadman, Elevated light system ,(1979)