Deodorizer integral with toilet seat
作者： Null Fay Edison
DOI:
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摘要:
lens.org 参考文章(5)
Gudish William, Ventilated seat and cover assembly for toilet bowls ,(1953)
Clarence E Vause, Deodorizer for toilet and the like ,(1959)
George F Kahl, Adjustable ventilating toilet seat ,(1929)
Belcher Basil John Saunders, Ventilated toilet bowl ,(1958)
Ruben A Kopp, Toilet bowl ventilating apparatus ,(1963)