Patent act of 1836, ch. 357, 5 stat. 117 (july 4, 1836) chap. ccclvii.
A century of patent law
The united states patent office
106 first congress. sess. ii. ch. 5, 6. 1790. - aws
In witness whereof, i have here- unto set my hand and caused the seal ...
Whereas december 17,1903, marked the beginning of a revolution ...
Topic 4: introduction and theory of patent claims
Legal forms and the common law of patents