|SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN name ON name.patent = patent.patent AND name.type = patent.type WHERE (residence = 'Cambridge, MA') ORDER BY patent DESC, type|
Total of 4 patents found where: Residence is 'Cambridge, MA';
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||1,892,798||January 3, 1933||Cable Rider
Cable support tray (specimens are not uncommon to find)
|ELMER, William B.
AVILA, Charles F.
|Miscellaneous||Charles B. Elmer|
|U||482,913||September 20, 1892||Insulator
|BROOKS, Herbert H.
||Tree||1/2 to Augustus T. Clark|
|U||21,492||September 14, 1858||Improvement in Telegraph Insulators
Hook covered with rubber to insert into crossarm or pole (see 124,199)
|FARMER, Moses G.
BATCHELDER, John M.
|U||8,418||October 14, 1851||Improvement in Insulators for Telegraph Wires
Metal or cast iron insulator with cupped dry area at bottom. Glass poured in with a conductor supporting iron rod embedded in the glass, and the cupped is coated or lined with glass, porcelain, or enamel. The bottom skirt is slanted inward 45 degrees to prevent water from splashing up inside wetting the interior surface. This feature was utilized in U-983 and U-984 made by the U. S. Pottery Co. in Bennington, VT.
|BATCHELDER, John M.
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