
| Model | Year | Category | Tubes | Pictures | Forum | Coll.Pr. | ||
|---|---|---|---|---|---|---|---|---|
| Ravox Hearing Aid | 1938 | Medicine | 9 | 1S | ||||
| Regent hearing aid | 1952 ? | Medicine | 3 - CK549DX | 4 | ||||
| Royal Hearing Aid | 1951 | Medicine | 3 - CK549DX | 19 | 1F | $ | ||
| Royal M Hearing Aid | 1955 ? | Medicine | 3 - CK718 | 3 | 1S | $ | ||
| Royal-T Hearing Aid | 1953 | Medicine | 3 - CK718 | 4 | 2S | |||
| The "Advance" Hearing Aid | 1960 ? | Medicine | 3 | $ | ||||
| The Ambassador Hearing Aid | 1958 | Medicine | 1 | |||||
| The Challenger Eyeglass Hearing Aid | 1958 | Medicine | 3 | 1 | ||||
| The Crest Hearing Aid | 1958 | Medicine | 1 | |||||
| The Crusader Hearing Aid | 1958 | Medicine | 9 | |||||
| The Diplomat Hearing Aid | 1958 | Medicine | 4 | 1 | ||||
| The Economical 50-R Hearing Aid | 1958 | Medicine | 4 - 2N279 | 4 | ||||
| The Imperial Eyeglass Hearing Aid | 1958 | Medicine | 1 | 1 | ||||
| The Premier Hearing Aid | 1958 | Medicine | 7 | $ | ||||
| The Regent Hearing Aid | 1958 | Medicine | 3 | |||||
| The Solaris Eyeglass Hearing Aid | 1958 | Medicine | 1 | |||||
| 75 Hearing Aid | 1947 ?? | Medicine | 3 - CK512AX | 7 | ||||
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