All deeds, contracts, conveyances, leaseholds or other instruments executed from and after February 7, 1945, shall be valid for all purposes without the separate, privy, or private examination of married woman where she is a party to or a grantor in such deed, contract, conveyance, leasehold or other instrument, and it shall not  be necessary nor required that the separate or privy examination of such married woman be taken by the certifying officer. From and after February 7, 1945, all laws and clauses of laws contained in any section of the General Statutes requiring the privy or private examination of a married woman are hereby repealed. (1945, c. 73, s. 21; 1951, c. 893, s. 1.)