|SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN name ON name.patent = patent.patent AND name.type = patent.type LEFT JOIN category ON category.patent = patent.patent AND category.type = patent.type WHERE (category.class = '84') AND (category.subclass = '190') ORDER BY last_name ASC, first_name, date, patent, type|
Total of 6 patents found where: Class is '84'; Subclass is '190';
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||2,699,628||January 18, 1955||Caster Cup
Molded top supporting plate supported by resilent material
|U||189,441||April 10, 1877||Improvement in Hollow Supports for Pianos
Hollow block to support piano legs (see reissue 7,750)
|R||7,750||June 19, 1877||Improvement in Piano Attachments
Hollow block to support piano legs (see 189,441)
|U||1,221,225||April 3, 1917||Floor Protecting Attachment for Furniture
Cup of wood or rubber to hold caster wheel and sheet metal insert to secure caster from movement
||Piano||The Hold Fast Caster Cup Co.|
|TAYLOR, Edward L.|
|U||121,686||December 5, 1871||Improvement in Sounding Boards for Pianos
Support for piano comprised of three layers of wooden boards
|TAYLOR, Edward L.
|WISMER, George C.|
|U||1,562,817||November 24, 1925||Piano Glide
Glass shell with bottom made of polished hardwood to aid in moving piano and act as an insulator
|WISMER, George C.
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