| 1951 | Cold Stores | Company Product |
| 1952 | Cold Water Cleaners | Company Product |
| 1953 | Cold Water Dispensers | Company Product |
| 1954 | Cold Water Mixers | Company Product |
| 1955 | Cold Water Packings | Company Product |
| 1956 | Cold Water Pipe | Company Product |
| 1957 | Cold Work Tool Steel | Company Product |
| 1958 | Coldroom & Refrigerator Doors | Company Product |
| 1959 | Coldroom Doors | Company Product |
| 1960 | Coldroom Equipment | Company Product |
| 1961 | Coldroom Insulated Panels | Company Product |
| 1962 | Coldroom Panels | Company Product |
| 1963 | Coldroom Repairs | Company Product |
| 1964 | Coldrooms | Company Product |
| 1965 | Collagen | Company Product |
| 1966 | Collapsible Conveyors | Company Product |
| 1967 | Collapsible Gates | Company Product |
| 1968 | Collapsible Pallets | Company Product |
| 1969 | Collapsible Parking Poles | Company Product |
| 1970 | Collating Equipment | Company Product |
| 1971 | Collating Machines | Company Product |
| 1972 | Collet Chucks | Company Product |
| 1973 | Collet Lathes | Company Product |
| 1974 | Collets | Company Product |
| 1975 | Collision Warning System | Company Product |
| 1976 | Colloidial Lubricated Packings | Company Product |
| 1977 | Color Flux | Company Product |
| 1978 | Color Quartz Floor | Company Product |
| 1979 | Color Remanufactored Toner | Company Product |
| 1980 | Color TFT & Graphical UI | Company Product |