Sealing structure of an up-down type piston assembly for exhausting a content
A Standard patent application filed on 30 September 2003 credited to Kang, Sung-Ill
Details
Application number :
2003264984
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
Sealing structure of an up-down type piston assembly for exhausting a content