Title:
Ball point fountain pen
United States Patent 2580753


Inventors:
Frentzel, Herman C.
Application Number:
US62799645A
Publication Date:
01/01/1952
Filing Date:
11/13/1945
Assignee:
PARKER PEN CO
Primary Class:
Other Classes:
24/11R, 401/112
International Classes:
B43K24/08
View Patent Images:
US Patent References:
2400679Fountain pen1946-05-21
2398548Fountain pen1946-04-16
1585843Pencil1926-05-25
1583718Propeller pencil1926-05-04
0378897N/A1888-03-06
0365747N/A1887-06-28