Wall mounted book holder
作者： Mccabe Lennard
DOI:
关键词: Computer science
摘要:
lens.org 参考文章(4)
Howard E Berk, Book stop device ,(1961)
Clifford S Brown, Library book stack or the like ,(1941)
Echlin John E, SHELVING FOR CABINETS OR THE LIKE ,(1955)
Parke Alfred G, STRUCTURAL FRAME UNIT AND STRUCTURE EMBODYING SAME ,(1957)