Section 25B. No person shall without the written consent of the owner take, detain, use, sell, traffic in or otherwise dispose of, or use for any purpose other than that for which such article was intended, any registered towel, garment, apron, bed linen or table linen; provided, however, that the use of such article or articles at the place where the same are placed or delivered by the owner or owners under an agreement, lease or license from such owner, shall not be unlawful; and provided, further, that nothing herein contained shall make it unlawful for any hotel, restaurant, cafe or other public hostelry to permit and allow the use of such towel, garment, apron, bed linen or table linen to any guest, boarder or regularly hired employee thereof, during the period of any lease, renting or hiring agreement of said supplies with the owner thereof.