As used in sections 51:1-34 and 51:1-35 of this title:
"Laundries" and "laundry establishment" means and includes all persons, conducting or operating power laundry plants, hand laundries and agencies thereof;
"Laundry" means and includes all articles of clothing or wearing apparel, bed and table linen, rugs, draperies and any and all materials capable of being washed or cleaned by laundering process.