Patents for Benjamin Grob |
Patents 1 -
10
of 12
      |
Picture | Number | Date | Patentee | Title |
 | 1,949,742 | Mar. 06, 1934 | T. Grob, B. Grob | Filing Machine |
 | 1,958,477 | May 15, 1934 | T. Grob, B. Grob | Filing Machine |
 | RE19,999 | Jun. 09, 1936 | T. Grob, B. Grob | Filing Machine |
 | 2,050,490 | Aug. 11, 1936 | B. Grob | Open end band saw |
 | 2,090,195 | Aug. 17, 1937 | B. Grob | Open end band saw machine |
 | 2,192,788 | Mar. 05, 1940 | B. Grob, T. Grob | Filing Machine |
 | 2,208,543 | Jul. 16, 1940 | B. Grob | Endless Abrasive Device |
 | 2,253,515 | Aug. 26, 1941 | T. Grob, B. Grob | Band saw |
 | 2,322,684 | Jun. 22, 1943 | T. Grob, B. Grob | Machine Tool |
 | 2,364,969 | Dec. 12, 1944 | T. Grob, B. Grob | Work feed |