| Patents for William J. Firth |
Patents 1 -
10
of 11
      |
| Picture | Number | Date | Patentee | Title |
 | 703,749 | Jul. 01, 1902 | E.B. Stimpson | Adjustable guide |
 | 831,901 | Sep. 25, 1906 | E.B. Stimpson | Fastener |
 | 890,191 | Jun. 09, 1908 | E.B. Stimpson | Antiskidding device |
 | 897,319 | Sep. 01, 1908 | E.B. Stimpson | Stud or rivet |
 | 900,445 | Oct. 06, 1908 | E.B. Stimpson | Garment-fastener |
 | 935,330 | Sep. 28, 1909 | E.B. Stimpson | Antiskidding device |
 | 940,083 | Nov. 16, 1909 | E.B. Stimpson | Stud or rivet |
 | 945,057 | Jan. 04, 1910 | E.B. Stimpson | Antiskidding device |
 | 984,499 | Feb. 14, 1911 | E.B. Stimpson | Antiskidding device |
 | 990,405 | Apr. 25, 1911 | E.B. Stimpson | Riveting-machine |
