All Patents of Type: blowers |
Patents 1 -
15
of 51
|
Number | Date | Patentee | Title | Type |
5,513 | Apr. 18, 1848 | M. Alden | Improvement in blowers for furnaces | blowers |
11,511 | Aug. 08, 1854 | S.W. Ruggles | Fan-blower | blowers |
30,157 | Sep. 25, 1860 | P.H. Roots | Blower | blowers |
44,892 | Nov. 01, 1864 | P.H. Roots | Improvement in blower-cases | blowers |
56,614 | Jul. 24, 1866 | P.H. Roots, F.M. Roots | Improvement in cross-heads for blowers | blowers |
RE2,369 | Oct. 02, 1866 | P.H. Roots | Improvement in blowers | blowers |
86,469 | Feb. 02, 1869 | B.F. Sturtevant | Improvement in blowers | blowers |
86,470 | Feb. 02, 1869 | B.F. Sturtevant | Improvement in rotary blowers | blowers |
D3,399 | Mar. 02, 1869 | B.F. Sturtevant | Design for Blower Case | blowers |
87,523 | Mar. 02, 1869 | B.F. Sturtevant | Improvement in blower-case | blowers |
92,489 | Jul. 13, 1869 | B.F. Sturtevant | Pressure Blower | blowers |
100,236 | Feb. 22, 1870 | B.F. Sturtevant | Pressure Blower Wheel | blowers |
100,237 | Feb. 22, 1870 | B.F. Sturtevant | Fan Blower | blowers |
100,238 | Feb. 22, 1870 | B.F. Sturtevant | Hot Air Blower | blowers |
100,239 | Feb. 22, 1870 | B.F. Sturtevant | Pressure Blower | blowers |