David R. Mills

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Randwick, AU

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Patents Grantslast 30 patents

Information Patent Grant
Beam sunlighting device for building interiors
- Patent number 4,557,565
- Issue date Dec 10, 1985
- Unisearch Limited
- Nancy C. Ruck
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Radiation concentrator and distributor
- Patent number 4,327,969
- Issue date May 4, 1982
- Unisearch Limited
- John E. Giutronich
- F24 - HEATING RANGES VENTILATING