Section 7. And be it further enacted by the authority aforesaid, That in all cases whatever where lands are held by location or other office rights as aforesaid, and where the same have not been surveyed, or if surveyed, no returns thereof have been made into the Surveyor Generals Office, the owner or owners of such locations, or other office rights, shall upon causing or procuring surveys to be made on their respective locations, or other office rights, by the Deputy Surveyor of the proper district or county in which the lands are situate, and upon causing or procuring the same surveys to be returned into the Surveyor Generals Office, and upon payment of the purchase money, or executing a mortgage for the same, and paying the usual fees of office, shall be entitled to receive their patents respectively, on the same terms and under the same conditions, agreeably to the provisions of this act, as if surveys had been heretofore made and returned into the Surveyor Generals office.