GUSN-274057
73 p. : appendices ; 28 cm.
Patents
Inventions
Stanley, Philip E.
United States. Patent Office. Washington, D. C.
Patents and patent numbers. -- Searching for patents. -- Preliminary research. -- Appendix A - Patent indexes. -- Appendix B - Patent class numbers and descriptions. -- Appendix C - Tables of issue days and patent numbers for utility, design, reissue, and additional improvement patents for the years 1790-1900.
Worcester, Mass., Philip E. Stanley (36 Stockton St., No. 2, Worcester, Mass., 01610-2141)
73 p. : appendices ; 28 cm.
Coll. T201.S836 2006
United States.
Searching for 18th and 19th century patents on the Patent Office web site
Searching for patents on the Patent Office web site
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