Patent information:
| Patent: | Utility 639,016 |
| Patented: | December 12, 1899 |
| Applied: | September 7, 1899 |
| Title: | Acoustic Supporting Base for Pianos |
| Description: | Hollow glass insulator for piano legs |
| Category: | Piano |
| Assigned to: | |
Patentee Information:
Class and subclass information:
| Class: | 84 | MUSIC |
| Subclass: | 191 | |
Known specimens:
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Drawings:
Page 1 |
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