Title:
Soluble ink fountain pen
United States Patent 1912774


Inventors:
Kingman, Russell B.
Application Number:
US65571833A
Publication Date:
06/06/1933
Filing Date:
02/08/1933
Assignee:
Kingman, Russell B.
Primary Class:
Other Classes:
401/41, 401/240
International Classes:
B43K5/18
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