|SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN name ON name.patent = patent.patent AND name.type = patent.type WHERE (last_name = 'PETTINGELL') AND (first_name = 'William') ORDER BY description DESC, date, patent, type|
Total of 1 patents found where: Last Name is 'PETTINGELL'; First Name is 'William';
View a patent by clicking on the patent number. You can sort by any of the columns by clicking on the column name.
|T / S||Patent||Date||Description||Patentee||Category||Assigned To|
|U||109,461||November 22, 1870||Improvement in Insulators for Telegraph Wires
Clamp type via two glass blocks held and kept dry by metal box
|SMITH, Ashbel G.
|Clamp Type||Themselves and William H. Fowler|
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