|SELECT DISTINCT patent.*, YEAR(date) as year FROM patent WHERE (assigned_to = 'Hopewell Insulation & Mfg. Co.') ORDER BY date ASC, patent, type|
Total of 1 patents found where: Assigned To is 'Hopewell Insulation & Mfg. Co.';
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||1,426,421||August 22, 1922||Condenser Cemented Sectional Insulator
Multipart using metallic cement and metal sheath covering skirts
|SONNEBORN, Sol S.
||Multipart||Hopewell Insulation & Mfg. Co.|
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