Patent information:
Patent: | Utility 897,636 |
Patented: | September 1, 1908 |
Applied: | February 6, 1906 |
Title: | Process for Making Feldspar Flux |
Description: | Feldspar flux, method of preparing |
Category: | Feldspar |
Assigned to: | |
Patentee Information:
Class and subclass information:
Class: | 106 | COMPOSITIONS: COATING OR PLASTIC |
Subclass: | 313 | MATERIALS OR INGREDIENTS; Ceramic fluxes; |
Known specimens:
|