From and after the approval of this act, in any deed or instrument in writing for conveying or releasing land hereafter executed, unless expressly limited to a lesser estate, the words “grant and convey,” or either one of said words, shall be effective to pass to the grantee or grantees named therein a fee simple title to the premises conveyed, if the grantor or grantors possessed such a title, although there be no words of inheritance or of perpetuity in the deed.