| Patents for René Bruine |
Patents 16 -
30
of 30
      |
| Number | Date | Patentee | Title | Type |
| 1,120,783 | Dec. 15, 1914 | G. Amborn | Tool Holder | lathe tool holders and tool posts |
| 1,146,119 | Jul. 13, 1915 | G. Amborn | Chain Pipe Wrench | chain and strap wrenches |
| 1,146,120 | Jul. 13, 1915 | G. Amborn | Chain Pipe Wrench | chain and strap wrenches |
| 1,146,546 | Jul. 13, 1915 | G. Amborn | Holder for Threading Tools or the Like | |
| D47,855 | Sep. 21, 1915 | C.A. Martin | Face Spanner Wrench | wrenches |
| 1,166,804 | Jan. 04, 1916 | G. Amborn | Bar Holder for Lathes | lathe tool holders and tool posts |
| 1,169,594 | Jan. 25, 1916 | G. Amborn | Tool Holder | lathe tool holders and tool posts |
| 1,171,164 | Feb. 08, 1916 | G. Amborn | Threading and Other Tool | |
| 1,217,895 | Mar. 06, 1917 | G. Amborn | Boring Tool Holder | lathe tool holders and tool posts |
| 1,239,459 | Sep. 11, 1917 | A.F. Carew | Tool and Tool Holder | metalworking machine tool holders |
| 1,275,218 | Aug. 13, 1918 | C.H. Calkins | Machine for Grinding Worm Threads | |
| D52,417 | Sep. 10, 1918 | F.W. Trabold | Tool Holder | |
| 1,327,309 | Jan. 06, 1920 | G.W. Bufford | Chain Pipe Wrench | chain and strap wrenches |
| 1,402,686 | Jan. 03, 1922 | F.W. Trabold | Adjustable Spanner Wrench | screw adjust wrenches |
| 1,458,802 | Jun. 12, 1923 | G.W. Bufford | Tool Holder and Tool | |
