… for covering potato and other vegetable clamps with earth, consisting of a frame with a coupling device for an … tractor power take-off which throws the earth on the clamp. Adoption : 1965 …
… with a basis of gum, for the manufacture of chewing-gum, consisting of granules formed by mixing several natural gums … oils and a homogenising agent such as calcium carbonate. Adoption : 1957 + 1981 …
