| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| All Patents in class 285/382.2 | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 1,998,653 | Apr. 23, 1935 | T. Briegel | Tube jointing machine | electrician | |
| 2,035,686 | Mar. 31, 1936 | T. Briegel | Tool for forming joints in tubing | electrician | |