Any person who has received from the board a certificate as provided for in this article shall be known and styled as a certified court reporter and shall be authorized to practice as such in this state and to use such title or the abbreviation "C.C.R." in so doing. No other person, firm, or corporation, all of the members of which have not received such certificate, shall assume the title of certified court reporter, the abbreviation "C.C.R.," or any other words or abbreviations tending to indicate that the person, firm, or corporation so using the same is a certified court reporter.