Title:
Pneumatic tap hammer
United States Patent 2823646


Inventors:
Brown, Lowell N.
Application Number:
US41428754A
Publication Date:
02/18/1958
Filing Date:
03/05/1954
Assignee:
Brown, Lowell N.
Primary Class:
Other Classes:
91/281, 173/137, D08/68
International Classes:
B25D9/08
View Patent Images:
US Patent References: