Patent information:
| Patent: | Utility 1,429,369 |
| Patented: | September 19, 1922 |
| Applied: | January 8, 1915 |
| Title: | Attaching Device |
| Description: | Knob |
| Category: | Knob |
| Assigned to: | J. H. Parker & Son, Inc. |
Patentee Information:
| PARKER, William M. | Parkersburg, WV |
Class and subclass information:
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 157 | INSULATORS; Divided insulator; Aligned through aperture; |
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 166R | INSULATORS; With insulator-supporting or attaching means; Support penetrating; Through aperture, penetrating element clamped; |
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 175 | INSULATORS; With conductor holding means; Insulator structure; Self-retaining; |
| Class: | 248 | SUPPORTS |
| Subclass: | 71 | PIPE OR CABLE; Brackets; With support penetrating means; |
Known specimens:
| Number: | G G |
Drawings:
Page 1 |