| Number | Name | Date | Kind |
|---|---|---|---|
| D268675 | Hass | Apr 1983 | |
| 1486676 | Nilssen | Mar 1924 | |
| 1630028 | Reynolds | May 1927 | |
| 2156504 | Liss | May 1939 | |
| 2285083 | Cover, Sr. | Jun 1942 | |
| 2314226 | Lee | Mar 1943 | |
| 2372971 | Moore | Apr 1945 | |
| 2571514 | Andrews | Oct 1951 | |
| 2676738 | Herrick | Apr 1954 | |
| 3114105 | Neumiller | Dec 1963 | |
| 3501616 | Arron | Mar 1970 | |
| 3868573 | Holcomb et al. | Feb 1975 | |
| 4041394 | Pate | Aug 1977 | |
| 4070553 | Hass | Jan 1978 | |
| 4084139 | Jakobe | Apr 1978 | |
| 4087864 | LaBove et al. | May 1978 | |
| 4322585 | Liautaud | Mar 1982 | |
| 4328533 | Paredes | Jun 1982 | |
| 4412106 | Pavel | Oct 1983 | |
| 4485276 | Sato | Nov 1984 | |
| 4539700 | Sato | Sep 1985 | |
| 4589134 | Waldron | May 1986 | |
| 4637075 | Ingrisano et al. | Jan 1987 |
| Number | Date | Country |
|---|---|---|
| 9116 | Apr 1980 | EPX |
| 41-23684 | Dec 1966 | JPX |
| 56-111396 | Sep 1981 | JPX |
| 56-151310 | Nov 1981 | JPX |
| 57-41374 | Mar 1982 | JPX |
| 57-41387 | Mar 1982 | JPX |
| 57-204779 | Dec 1982 | JPX |
| 58-154937 | Sep 1983 | JPX |
| 59-48179 | Mar 1984 | JPX |
| 59-48180 | Mar 1984 | JPX |
| 59-48181 | Mar 1984 | JPX |
| 59-117611 | Aug 1984 | JPX |
| 59-117612 | Aug 1984 | JPX |
| 59-117613 | Aug 1984 | JPX |
| 59-159088 | Oct 1984 | JPX |
| 59-166580 | Nov 1984 | JPX |
| 60-19290 | Feb 1985 | JPX |
| 60-29116 | Feb 1985 | JPX |
| 60-98990 | May 1985 | JPX |
| 60-139096 | Jul 1985 | JPX |
| 1098553 | Jan 1986 | GBX |
| 2160759 | Jan 1986 | GBX |
| Entry |
|---|
| Wall Street Journal article, Jan. 11, 1988, "Consumer Electronics May Lack Blockbuster, but Not New Gadgets-Your Money Matters" by J. A. Tannenbaum. |
| Crain's Chicago Business article, Feb. 6, 1984, p. 37, "After Hours Inventor Listening Again for Sounds of Success", by Sandra Pesmen. |
| Philadelphia Inquirer article, Jan. 20, 1984, Section C, "A Vest Brings Music to Your Ears" by Sue Chastain. |
| Pioneer "Sound Warp" Publication. |
| Wireless World, May 1941, "RCA Report", pg. 137. |
| Maurice Buchbinder, "A Mental Telegraf", Radio News, Jun., 1921, pp. 864, 929. |
| Stereo Safe and Sound.TM. literature, May 30, 1987, Sports Electronics, Inc. |