Title:
Writing instrument
United States Patent 3179088


Inventors:
Johmann, Frank T.
Application Number:
US15131561A
Publication Date:
04/20/1965
Filing Date:
11/09/1961
Assignee:
Johmann, Frank T.
Primary Class:
Other Classes:
401/108, 401/110
International Classes:
B43K24/08; G09F23/00
View Patent Images:
US Patent References:
3084671Writing instrument1963-04-09
2972980N/A1961-02-28
2899931N/A1959-08-18
2881736Writing instrument construction1959-04-14
0088655N/A1869-04-06
Foreign References:
DE1013542B1957-08-08
AU219729B
FR1086929A1955-02-17