|SELECT DISTINCT patent.*, YEAR(date) as year FROM patent WHERE (category = 'Thread') ORDER BY date ASC, patent, type|
Total of 15 patents found where: Category is 'Thread';
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||13,402||August 7, 1855||Forming Screw Threads, etc., in the Necks of Glass Bottles and Similar Articles
Threads formed internally in necks of bottles and insulators
|U||48,906||July 25, 1865||Improvement in Insulators for Telegraph Wires
Threads formed internally for screw pin (see reissue 3,847 on 2-22-1870)
|CAUVET, Louis A.
|R||3,847||February 22, 1870||Improvement in Insulators
Threads formed internally for screw pin (reissue of 48,906)
|CAUVET, Louis A.
|U||107,075||September 6, 1870||Improvement in Telegraph Insulators
Threaded screw top (external) for mounting in hole in crossarm or pole
|U||201,544||March 19, 1878||Improvement in Insulators for Telegraph Wires
Threads of segmented internal threads to match segmented pin
|U||247,100||September 13, 1881||Process of Forming Screws in Articles of Glass
Threading process inserts hollow blown glass thimble for threads
||Thread||Edward C. Sherburne|
|U||304,748||September 9, 1884||Mold for Making Glass Insulators
Threads formed with hinged thread forming tool
|U||324,157||August 11, 1885||Method of Forming Screw Threads on Glass
Threads formed in glass (plunger remains in glass during annealing)
|PENNYCUICK, James G.
|U||482,297||September 6, 1892||Electric Insulator
Threaded externally with saddle groove and square hole
|CLARK, William H.
|U||954,490||April 12, 1910||Machine for Threading Porcelain Insulators
Machine to form threads in wet process porcelain
|YOUNG, George F.
||Thread||Pittsburg High Voltage Insulator Co.|
|U||1,205,971||November 28, 1916||Electric Insulator
Threads (metallic) or sleeve attached electrolytically
|U||1,407,550||February 21, 1922||Method and Machine for Forming Impressions in Plastic Articles
Threading porcelain by gyrating the thread mandrel (""wobbler"" method)
|U||1,553,356||September 15, 1925||Machine for Producing Threads or Grooves in Plastic Articles
Threading method whereby mandrel rotates (similar to Lapp wobbler method)
|BENNETT, Cornelius Van Dyke
||Thread||The Porcelain Insulator Corp.|
|U||1,824,766||September 29, 1931||Insulator
Thread insert of dry process porcelain, split & secured by glazewelding
|BARROW, George M.
||Thread||Westinghouse Electric & Mfg. Co.|
|U||1,931,626||October 24, 1933||Insulator
Threads molded from cement in finished insulator
|STEVENS, Frank J.
||Thread||Locke Insulator Corp.|
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