Patents for Robert T. Hazelton |
Patents 16 -
24
of 24
|
Number | Date | Patentee | Title | Type |
1,557,527 | Oct. 13, 1925 | R.T. Hazelton | Stroke Indicator | metal shapers |
1,599,174 | Sep. 07, 1926 | R.T. Hazelton | Shaper | metal shapers |
1,602,376 | Oct. 05, 1926 | R.T. Hazelton | Lubricating Device | metal shapers |
1,632,375 | Jun. 14, 1927 | R.T. Hazelton | Shaper | metal shapers |
1,657,434 | Jan. 24, 1928 | R.T. Hazelton | Circular Feeding Attachment | metal shaper accessories |
1,881,185 | Oct. 04, 1932 | R.T. Hazelton | Hydraulic hold-down | metal shearing machines |
2,024,287 | Dec. 17, 1935 | R.T. Hazelton | Shearing Machine | metal shearing machines |
2,047,322 | Jul. 14, 1936 | R.T. Hazelton | Shears for Sheet Metal | metal shearing machines |
2,071,402 | Feb. 23, 1937 | R.T. Hazelton | Back Gauge for Shears | metal shearing machines |