All Patents of Type: draftsman |
Patents 1 -
15
of 32
|
Number | Date | Patentee | Title | Type |
18,265 | Sep. 22, 1857 | S. Darling, J.W. Strange | Pencil Sharpener | draftsman |
21,554 | Sep. 21, 1858 | S. Darling | Inkstand | draftsman |
49,093 | Aug. 01, 1865 | S. Darling | inkstand | draftsman |
51,931 | Jan. 09, 1866 | S. Darling | Inkstand | draftsman |
68,588 | Sep. 03, 1867 | S. Darling | Inkstand | draftsman |
73,956 | Feb. 04, 1868 | S. Darling | Improved Pen Cleaner | draftsman |
76,409 | Apr. 07, 1868 | S. Darling | Improvement in inkstands | draftsman |
76,719 | Apr. 14, 1868 | J.E. Hall, S. Darling | Improvment in Inkstands | draftsman |
RE4,197 | Dec. 13, 1870 | S. Darling | Improvment in Inkstands | draftsman |
110,959 | Jan. 17, 1871 | S. Darling | Pen Cleaner | draftsman |
111,435 | Jan. 31, 1871 | S. Darling | Improvment in Inkstands | draftsman |
116,276 | Jun. 27, 1871 | S. Darling | Pencil Sharpener | draftsman |
156,840 | Nov. 17, 1874 | S. Darling | Inkstands | draftsman |
RE6,443 | May 25, 1875 | S. Darling | Improvment in Inkstands | draftsman |
164,721 | Jun. 22, 1875 | S. Darling | inkstand | draftsman |