All Patents in class 235 |
Patents 151 -
165
of 229
|
Number | Date | Patentee | Title | Type |
1,686,383 | Oct. 02, 1928 | D.C. Klausmeyer | Cam Controlled Twenty-Four Speed Mechanism | metalworking speed changing mechanisms |
1,709,233 | Apr. 16, 1929 | O.C. Schroeder | Mechanical movement | metal lathe accessories and attachments |
1,718,052 | Jun. 18, 1929 | W.C. Lineaweaver | Measuring Device | measurement gauges |
1,730,852 | Oct. 08, 1929 | W. Jenny | Angle and Hypotenuse Measuring Instrument | protractors |
1,764,515 | Jun. 17, 1930 | D.C. Klausmeyer | Direct Reading Gear Shift Mechanism | metalworking speed changing mechanisms |
1,858,390 | May 17, 1932 | R.R. Finn, E.T. Bysshe | Torsion Released Die | taps and dies |
1,859,897 | May 24, 1932 | O.J. Sundstrand | Subtraction key latch | |
1,896,527 | Feb. 07, 1933 | C.R. Houghton | Tandem meter | gas meters |
1,925,735 | Sep. 05, 1933 | O.J. Sundstrand | Motor driven actuating mechanism for computing machines | |
1,934,232 | Nov. 07, 1933 | A.W. Keuffel | Slide rule | slide rules |
1,938,785 | Dec. 12, 1933 | B. Sassen | Transmission Mechanism | metalworking power transmission |
1,963,095 | Jun. 19, 1934 | E.S. Hineline, W.H. Petit | Automatic Film Camera | cameras |
1,963,096 | Jun. 19, 1934 | E.S. Hineline, W.H. Petit | Photographic Film Strip | roll film |
1,963,312 | Jun. 19, 1934 | E.S. Hineline, W.H. Petit | Method of and Apparatus for Making Photographic Records of Meter and Like Readings | cameras |
1,977,453 | Oct. 16, 1934 | E.S. Hineline, W.H. Petit | Means and Method for Photographing a Large Surface with Short Focus Lenses | cameras |