Step stool with storage compartment
作者： Gregory M. Crook , John D. Breen
DOI:
关键词: Biophysics 、 Compartment (pharmacokinetics) 、 Chemistry
摘要:
lens.org 参考文章(4)
Sr. Alois J. Koller, Mechanics roller seat ,(1985)
David A. Kaiser, Tradesman's tool carrier and support stand ,(1980)
Mark Brantingham, Robert Coffee, Combination tool box and stool ,(1987)
Robert Coffee, Mark Brantingham, Combined tool box and stool ,(1987)