Deodorant attachment for toilet bowl
作者： Albert F Kimzey
DOI:
关键词: Toilet 、 Computer science 、 Deodorant 、 Waste management
摘要:
lens.org 参考文章(4)
Sweeney Samuel, Flushing device for water closets ,(1919)
Edward J Haley, Automatic fly-proof closet-stool. ,(1913)
Otto M Neitzel, Electric-conduit connection and coupling. ,(1909)
Christensen Charles, APPARATUS FOR DISPENSING MOBILE SUBSTANCES. ,(1910)