| 1921 | Cold Room Repair | Company Product |
| 1922 | Cold Room Switchboard | Company Product |
| 1923 | Cold Rooms | Company Product |
| 1924 | Cold Sawblade | Company Product |
| 1925 | Cold Spray Technology | Company Product |
| 1926 | Cold Storage Warehouses | Company Product |
| 1927 | Cold Stores | Company Product |
| 1928 | Cold Water Cleaners | Company Product |
| 1929 | Cold Water Dispensers | Company Product |
| 1930 | Cold Water Mixers | Company Product |
| 1931 | Cold Water Packings | Company Product |
| 1932 | Cold Water Pipe | Company Product |
| 1933 | Cold Work Tool Steel | Company Product |
| 1934 | Coldroom & Refrigerator Doors | Company Product |
| 1935 | Coldroom Doors | Company Product |
| 1936 | Coldroom Equipment | Company Product |
| 1937 | Coldroom Insulated Panels | Company Product |
| 1938 | Coldroom Panels | Company Product |
| 1939 | Coldroom Repairs | Company Product |
| 1940 | Coldrooms | Company Product |
| 1941 | Collagen | Company Product |
| 1942 | Collapsible Conveyors | Company Product |
| 1943 | Collapsible Gates | Company Product |
| 1944 | Collapsible Pallets | Company Product |
| 1945 | Collapsible Parking Poles | Company Product |
| 1946 | Collating Equipment | Company Product |
| 1947 | Collating Machines | Company Product |
| 1948 | Collet Chucks | Company Product |
| 1949 | Collet Lathes | Company Product |
| 1950 | Collets | Company Product |