Title:
Pressurized stopper construction
United States Patent 3115868


Inventors:
Molin, Arrigo Varettoni DE.
Barlow, Sidney D.
Application Number:
US71939758A
Publication Date:
12/31/1963
Filing Date:
03/05/1958
Assignee:
Molin, Arrigo Varettoni DE.
Barlow, Sidney D.
Primary Class:
Other Classes:
401/209, D19/182
International Classes:
B43K7/03
View Patent Images:
US Patent References:
2787249Pressurizing means for ink devices1957-04-02
2613671Nipple and cap construction1952-10-14
2560811Ball-pointed pen1951-07-17
2500998Ball-pointed pen1950-03-21
2489976Fountain pen pumping element1949-11-29
2333451Marking device1943-11-02
2001842Teething and feeding nipple1935-05-21
Foreign References:
CA523237A1956-03-27