Automobile radiator cap
作者： Samuel L Contella
DOI:
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摘要:
lens.org 参考文章(5)
Smith Arthur C, Reese Walter J, Safety radiator cap ,(1956)
Harry R Elliott, Lubricant dispensing nozzle ,(1935)
Milton J Enell, Safety closure cap for filling spouts of pressurized liquid cooling systems ,(1959)
Oetiker Hans, Safety device for container cover ,(1959)
Stannard Benjamin Franklin, Pressure radiator cap ,(1959)