| 1951 | Coldroom Doors | Company Product |
| 1952 | Coldroom Equipment | Company Product |
| 1953 | Coldroom Insulated Panels | Company Product |
| 1954 | Coldroom Panels | Company Product |
| 1955 | Coldroom Repairs | Company Product |
| 1956 | Coldrooms | Company Product |
| 1957 | Collagen | Company Product |
| 1958 | Collapsible Conveyors | Company Product |
| 1959 | Collapsible Gates | Company Product |
| 1960 | Collapsible Pallets | Company Product |
| 1961 | Collapsible Parking Poles | Company Product |
| 1962 | Collating Equipment | Company Product |
| 1963 | Collating Machines | Company Product |
| 1964 | Collet Chucks | Company Product |
| 1965 | Collet Lathes | Company Product |
| 1966 | Collets | Company Product |
| 1967 | Collision Warning System | Company Product |
| 1968 | Colloidial Lubricated Packings | Company Product |
| 1969 | Color Flux | Company Product |
| 1970 | Color Quartz Floor | Company Product |
| 1971 | Color Remanufactored Toner | Company Product |
| 1972 | Color TFT & Graphical UI | Company Product |
| 1973 | Colorant | Company Product |
| 1974 | Colorants | Company Product |
| 1975 | Colorimeters | Company Product |
| 1976 | Colour Additive | Company Product |
| 1977 | Colour Cards | Company Product |
| 1978 | Colour Cements | Company Product |
| 1979 | Colour Changing Labels | Company Product |
| 1980 | Colour Consultants | Company Product |