Patent information:
| Patent: | Utility 409,986 |
| Patented: | August 27, 1889 |
| Applied: | June 14, 1889 |
| Title: | Process of Attaching Composition of Matter to Metal |
| Description: | Method of molding the composition material under pressure in metal parts and allowing it to cool to prevent expansion and create a secure attachment to the metal |
| Category: | Composition |
| Assigned to: | 1/2 to The Gould & Watson Co. |
Patentee Information:
Class and subclass information:
| Class: | 264 | PLASTIC AND NONMETALLIC ARTICLE SHAPING OR TREATING: PROCESSES |
| Subclass: | 110 | FORMING ARTICLES BY UNITING RANDOMLY ASSOCIATED PARTICLES; Mica particles; |
Known specimens:
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