Patent information:
| Patent: | Utility 2,052,343 |
| Patented: | August 25, 1936 |
| Applied: | June 21, 1930 |
| Title: | Plastic Forming Apparatus |
| Description: | Insulator press |
| Category: | Press |
| Assigned to: | Whitall Tatum Co. |
Patentee Information:
| DU BOIS, David Irvin | Millville, NJ |
Class and subclass information:
| Class: | 65 | GLASS MANUFACTURING |
| Subclass: | 158 | WITH SIGNAL, INDICATOR, INSPECTION MEANS, REGISTER, OR RECORDER; |
| Class: | 65 | GLASS MANUFACTURING |
| Subclass: | 159 | WITH APPARATUS SAFETY MEANS; |
| Class: | 65 | GLASS MANUFACTURING |
| Subclass: | 169 | WITH MEANS PROVIDING PARTING MATERIAL; |
| Class: | 65 | GLASS MANUFACTURING |
| Subclass: | 171 | WITH REPAIR, ASSEMBLY, OR DISASSEMBLY MEANS FOR APPARATUS; |
| Class: | 65 | GLASS MANUFACTURING |
| Subclass: | 225 | GOB CHARGING MEANS WITH SHAPE IMPARTING RECEPTACLE MEANS; By delivery from tank feeder; With gob guide means; |
| Class: | 65 | GLASS MANUFACTURING |
| Subclass: | 248 | PLURAL DISTINCT GLASSWORKING APPARATUS; Plural presses; With relative rotation between plunger and mold during withdrawal; |
| Class: | 65 | GLASS MANUFACTURING |
| Subclass: | 260 | WITH MEANS ABOVE MOLD TO TAKE-OUT OR TRANSFER PRODUCT; |
| Class: | 65 | GLASS MANUFACTURING |
| Subclass: | 309 | PRESS MOLDING MACHINE; Plunger coacting with successively presented molds; Relative rotation between plunger and orbiting mold; |
| Class: | 65 | GLASS MANUFACTURING |
| Subclass: | 319 | PRESS MOLDING MACHINE; With means for heating or cooling apparatus; |
| Class: | 65 | GLASS MANUFACTURING |
| Subclass: | 359 | MOLD WITH SEPARATING MEANS OR CLAMPING MEANS; With mold support or carrier; |
Known specimens:
| None known |
Drawings:
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