History of the radio manufacturer Duro Metal Products Co., (Qual-itone); Chicago, Illinois
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| Name: | Duro Metal Products Co., (Qual-itone); Chicago, Illinois (USA) | |
| Abbreviation: | durometal | |
| Products: | Model types | |
| Summary: |
The Duro Metal Products Company was located at 2649 North Klidare Street in Chicago, Illinois.
Trade Name: Quali-Tone
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History: |
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This manufacturer was suggested by Alan Larsen.
Some models:
| Country | Year | Name | 1st Tube | Notes |
|---|---|---|---|---|
| USA | 23 | Quali-Tone Horn Speaker Style N | Duro Metal Products Quali-Tone Style N Horn Speaker with a 9.5" bell | |
| USA | 23 | Quali-Tone Horn Speaker Style E | Duro Metal Products Quali-Tone Style E Horn Speaker | |
| USA | 24 | Quali-Tone Collapsible Loop Antenna | Duro Metal Products Quali-Tone Collapsible Loop Antenna | |
| USA | 23 | Quali-Tone Horn Speaker Junior | Duro Metal Products Quali-Tone Junior Horn Speaker | |
| USA | 23 | Quali-Tone Horn Speaker Style 1-R | Duro Metal Products Quali-Tone 1-R Horn Speaker with a fiber bell |
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