We love trade shows. For hotel buffs the annual International Hotel, Motel + Restaurant Show at New York’s Javits Center is the Great Kahuna, a self-described hospitality show of shows unleashing a cornucopia of new, well, stuff.

Tucked deep within the rows of big-ticket items – towering refrigerators, 12-inch-thick mattress, even a couple of food trucks – we found five nifty gadgets their backers want to put in hotels. Remember, you (probably) saw them here first.

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