“Sec 1. Be it enacted by the Legislative Assembly of the Territory of Washington, that any person, being a citizen of this Territory, who has planted, or who hereafter may plant oysters in any bay or arm of the sea, where there are no natural beds of oysters, within or bordering upon this Territory, may acquire, by conforming to the requirements of this act, an exclusive right for such a purpose, to that portion of such bay or arm of the sea as he shall so occupy, not exceeding for any one person an area of ten acres. … Sec 3. The premises so taken shall, for the purposes aforesaid, belong to the person taking them, his heirs and assigns, so long as he or they shall so occupy them and no longer.”