30-13-132. Joint authorship. Unless otherwise agreed, a product of the mind in the production of which several persons are jointly concerned is owned by them as follows:
     (1) if the product is single, in equal proportions;
     (2) if it is not single, in proportion to the contribution of each.

     History: En. Sec. 1361, Civ. C. 1895; re-en. Sec. 4560, Rev. C. 1907; re-en. Sec. 6807, R.C.M. 1921; Cal. Civ. C. Sec. 981; Field Civ. C. Sec. 430; re-en. Sec. 6807, R.C.M. 1935; R.C.M. 1947, 67-1105.