|SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN category ON category.patent = patent.patent AND category.type = patent.type WHERE (category.class = '403') AND (category.subclass = '329') ORDER BY date ASC, patent, type|
Total of 2 patents found where: Class is '403'; Subclass is '329';
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|T / S||Patent||Date||Description||Patentee||Category||Assigned To|
|U||266,075||October 17, 1882||Lightning Rod Joint or Coupling
Internal coupling for hollow lightning rods that can be pinned to the rod
|BALL, Charles E.
||Lightning Rod Coupling|
|U||937,140||October 19, 1909||Non-detachable Insulator
Pin permanently fixed to the insulator via slotted pinhole
MACCALLUM, Alexander P.
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