| All Patents in class 248/188.5 |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 608,850 | Aug. 09, 1898 | W.F. Folmer | Tripod | camera tripods |
| 629,379 | Jul. 25, 1899 | W.H. Lewis | Photographic Tripod | camera tripods |
| 731,879 | Jun. 23, 1903 | W.F. Folmer | Tripod | camera tripods |
| 749,046 | Jan. 05, 1904 | A.M. Lawrence, W.F. Folmer | Stereoscope | stereoscope viewers |
| 1,030,592 | Jun. 25, 1912 | J.A. Leland | Telescopic Extension-Rod | drill bit extensions |
| 1,502,528 | Jul. 22, 1924 | L. Reulbach | Extensible Tool Holder | drilling and boring tool holders |
| 1,600,835 | Sep. 21, 1926 | R.E. Manley | Engine stand | vehicle mechanic |
