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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 = 'DYKSTRA') AND (first_name = 'Laurence J.') ORDER BY date ASC, patent, type

Total of 2 patents found where: Last Name is 'DYKSTRA'; First Name is 'Laurence J.';

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T / S Patent Date Description Patentee Category Assigned To
 1942
U 2,274,955 March 3, 1942 High Tension Electric Insulator and Method of Coating Same
RFI: antimony coated top		 DYKSTRA, Laurence J.
MEYER, Edwin M.
 RFI Victor Insulators, Inc.
 1960
U Specimen known 2,921,112 January 12, 1960 Electric Conductor Strand Separator Insulator
Spacer for conductors		 DYKSTRA, Laurence J.
GRILLS, Lee J.
 Spacer The Porcelain Insulator Corp.

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