Any contract made in writing by a person professing to act as agent or trustee for a company not yet incorporated shall be capable of being ratified or adopted by or otherwise made binding upon and enforceable by such company after it has been duly incorporated as if it had been duly incorporated at the time when the contract was made and such contract had been made without its authority: Provided that the memorandum on its registration contains as an object of such company the ratification or adoption of or the acquisition of rights and obligations in respect of such contract, and that such contract has been lodged with the Registrar together with the lodgment for registration of the memorandum and articles of the company.