A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Review of developments and improvements of Stanley "Magic Door, " operated by photo-tube door opener.
Review of developments and improvements of Stanley "Magic Door, " operated by photo-tube door opener.
Self-opening doors
Electronics
Raymond, H.H. (author)
Electronics ; 9
1936
Article (Journal)
English
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