Writing instruments
United States Patent 3063420
US Patent References:
Pen
- - 1514519
Fountain pen
- - 1862586
Fountain pen
- - 2504353
Fountain pen
- - 2522554
Writing instrument
- - 2603186
Pen
- - 1514519
Fountain pen
- - 1862586
Fountain pen
- - 2504353
Fountain pen
- - 2522554
Writing instrument
- - 2603186
Inventors:
Tefft, Ivan D.
Publication Date:
11/13/1962
View Patent Images:
Export Citation:
Assignee:
PARKER PEN CO
Primary Class:
Other Classes:
401/144
International Classes:
B43K7/04; B43K7/00
Foreign References:
| FR944811A | ||||
| BE499040A | ||||
| FR1011824A |