| Patents for William F. Folmer |
Patents 1 -
15
of 109
      |
| Number | Date | Patentee | Title | Type |
| 365,739 | Jun. 28, 1887 | W.F. Folmer | Lamp Burner | lamps |
| 397,903 | Feb. 19, 1889 | W.F. Folmer | Illuminating Apparatus | lamps |
| 397,904 | Feb. 19, 1889 | W.F. Folmer | Gas Burner for Billiard Tables | lamps |
| 404,830 | Jun. 11, 1889 | W.F. Folmer | Gas Burner | lamps |
| 419,651 | Jan. 21, 1890 | W.F. Folmer | Gas Burner | lamps |
| 419,652 | Jan. 21, 1890 | W.F. Folmer | Gas Burner | lamps |
| 423,235 | Mar. 11, 1890 | W.F. Folmer | Igniting Torch | torches |
| 451,554 | May 05, 1891 | W.E. Schwing, W.F. Folmer | Toy Pistol | toys |
| 454,642 | Jun. 23, 1891 | W.F. Folmer | Pocket Lamp | lamps |
| 456,359 | Jul. 21, 1891 | W.F. Folmer | Pocket Lamp | lamps |
| 545,473 | Sep. 03, 1895 | W.F. Folmer | Cigar Cutter and Lighter | cigar cutter and lighters |
| 608,850 | Aug. 09, 1898 | W.F. Folmer | Tripod | camera tripods |
| 631,249 | Aug. 15, 1899 | W.F. Folmer | Magazine Plate Holder | film and plate holders |
| 686,045 | Nov. 05, 1901 | W.F. Folmer | Curtain Shutter | camera shutters |
| 706,507 | Aug. 05, 1902 | W.F. Folmer | Photographic Shutter | camera shutters |
