Abrasive disk
United States Patent 2376254

Inventors:
Humphrey, Robert G.
Sample, Ralph M.
Publication Date:
05/15/1945
View Patent Images:
Download PDF 2376254 pdf       PDF help
Export Citation:
Click for automatic bibliography generation
Assignee:
Humphrey, Robert G.
Sample, Ralph M.
Primary Class:
51/309
Other Classes:
451/536, 451/532, 451/530
International Classes:
B24D5/04; B24D5/12; B24D5/00