Title:
Fountain pen
United States Patent 2519966


Inventors:
Frederick, Johnson William
Application Number:
US75203947A
Publication Date:
08/22/1950
Filing Date:
06/03/1947
Assignee:
MENTMORE MFG COMPANY
Primary Class:
Other Classes:
401/227, 401/251
International Classes:
B43K5/18; G01N27/02; G01N27/72; G01V3/10; G01V3/28
View Patent Images:
US Patent References:
2413904Writing instrument1947-01-07
2338947Fountain pen1944-01-11
1818743Adjustable feed for fountain pens1931-08-11
1365191Fountain-pen1921-01-11
0834541N/A1906-10-30
0776428N/A1904-11-29
0739720N/A1903-09-22
0668760N/A1901-02-26
Foreign References:
GB104980A1917-03-29
DE457043C1928-03-08