Patent information:

Patent:Utility 1,345,987
Patented:July 6, 1920
Applied:February 27, 1920
Title:Cushion Support
Description:Square of layered rubber with depression in the center to hold caster wheel from movement
Category:Piano
Assigned to: 

Patentee Information:

BOCKING, Frederick William Rifle, CO

Class and subclass information:

Class:84MUSIC
Subclass:191 
Class:16MISCELLANEOUS HARDWARE
Subclass:42RCASTERS Sliding;
Class:248SUPPORTS
Subclass:346.11SUPPORTING BASE Coaster or caster cup;

Known specimens:

None known

Drawings:

Drawing page 1

Page 1