If you find a patent number or patent date by this manufacturer that is not on this
list, please contact the Site Historian.
Key to Links for Patent Information
USPTO = U.S. Patent Office .
Images of the actual patent can be viewed on the U.S. Patent Office web site but
a special TIFF viewer must be installed with your browser in order properly work.
More information on how to configure your computer to view these patents can be
found at TIFF image Viewers
for Patent Images.
DATAMP = Directory of American Tool And
Machinery Patents . A sister site to VintageMachinery.org with information
on patents related to machinery and tools. A much easier user interface than the
USPTO's for finding information on machinery patents.
|
288,589
|
Nov. 13, 1883
|
Swinging bridge for saw-arbors
|
Donald J. Murray |
Wausau, WI |
This invention is a sort of arbor pillow-block mounting that can be quickly removed to change the blade. Modern saws use a stiff arbor that is unsupported on one end so the blade can be changed. |
|
288,723
|
Nov. 20, 1883
|
Gang sawing machine
|
Donald J. Murray |
Wausau, WI |
Gang saws are almost usually for ripping, but this saw is for cross-cutting labs to make "laths, palings, and other similar articles". |
|
343,057
|
Jun. 01, 1886
|
Feed-table for sawing-machines
|
Donald J. Murray |
Wausau, WI |
|
|
355,707
|
Jan. 11, 1887
|
Saw-guide
|
Donald J. Murray |
Wausau, WI |
Improvements to patent 343,057. |
|
385,131
|
Jun. 26, 1888
|
Adjustable saw-guide
|
Donald J. Murray |
Wausau, WI |
"The object of my invention is to guide and steady the rims of large saws, generally averaging five feet in diameter..." |