| 2800104 | Radio controlled electric cutaneous signal type animal obedience device | July, 1957 | Cameron | |
| 2996043 | Animal training collar | August, 1961 | Pettingill | |
| 3589337 | RADIO CONTROLLED ANIMAL TRAINING DEVICE | October, 1969 | Doss | |
| 3753421 | METHOD AND APPARATUS FOR CONTROLLING AN ANIMAL | August, 1973 | Peck | |
| 3944803 | Lantern safety device | March, 1976 | Chao | D30/152 |
| 3980051 | Range triggered animal training system | September, 1976 | Fury | |
| 4202293 | Dog training collars and methods | May, 1980 | Gonda | |
| 4745882 | Electronic confinement and communications arrangement for animals | May, 1988 | Yarnall, Sr. |
FIG. 1 is a front elevational view of a combined signal receiver and buckle and clamp unit for an animal collar showing the new design, with the broken line showing the collar for illustrative purposes only and forming no part of the claimed design;
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a right side elevational view thereof; and,
FIG. 6 is a left side elevational view thereof.