Title:
Writing instruments
United States Patent 2807237


Inventors:
David, Kahn
Levy, Morris D.
Application Number:
US36157653A
Publication Date:
09/24/1957
Filing Date:
06/15/1953
Assignee:
DAVID KAHN INC
Primary Class:
Other Classes:
401/167
International Classes:
B43K5/04
View Patent Images:
US Patent References:
2325069Fountain pen1943-07-27
2184432Fountain pen1939-12-26
2100648Fastener1937-11-30
1569783Fountain pen1926-01-12
1448452Fountain pen1923-03-13
1435446Self-filling fountain pen1922-11-14
1156748N/A1915-10-12
Foreign References:
GB228672A1925-02-12
GB232519A1925-04-23