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Class Information
Number: 222/589
Name: Dispensing > Inkwell > Barometric > Dip opening below peak level of supply > Including closure or valve for dip well outlet
Description: Dispenser including displaceable or removable means for closing the penpoint-receiving outlet portion of the dip well.

Patents under this class:

Patent Number Title Of Patent Date Issued
4132334 Spill and tamper resistant safety closure Jan. 2, 1979

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