Bookkeeping form
United States Patent 1630073

Inventors:
Read, Howard W.
View Patent Images:
Download PDF 1630073 pdf       PDF help
Publication Date:
05/24/1927
Export Citation:
Click for automatic bibliography generation
Assignee:
BAKER VAWTER COMPANY
Primary Class:
462/73
Other Classes:
283/66.200
International Classes:
B41L1/22; B41L1/00