P. J. Biel (Pipe) No Patent Found
B. L. Walker June 5, 1875, Patent 158,548
G. W. Boozer July 1, 1902, Patent 703,636
L. S. Starrett May 8, 1877, Patent 190,036
M. E. Campfield October 11, 1887, Patent 371,302
J. McLaren November 20, 1866, Patent 59,852
L. Winslow April 29, 1862, Patent 35,123
H. Bivin February 27, 1894, Patent 515,645
C. P. Brown May 15, 1923, Patent 1,455,423
H. Port November 30, 1875, Patent 170,492
Cincinnati Tool No Patent Found
A. Hotchkiss May 4, 1852, Patent 8,922
D. P. Kahle June 26, 1904, Patent 855,891
3-O’Clock to 6-O’Clock Picture
Cincinnati Tool No Patent Found
A. Hotchkiss May 4, 1852, Patent 8,922
D. P. Kahle June 26, 1904, Patent 855,891
A. D. Briggs April 26, 1859, Patent 23,751
Van Ormer November 9, 1909, Patent 939,879
H. W. Hewett March 22, 1864, Patent 41,995
H. F. Read May 13, 1873, Patent 138,932
T. J. Kennel July 2, 1912, Patent 1,030,070
G. C. Taft May 25, 1858, Patent 20,379
B. F. Joslyn March 3, 1857, Patent 16,733
J. Goodin September 29, 1868, Patent 82,513
J. A. Talpey August 27, 1867, Patent 68,128