Comes the revolution in disposing of chewed gum in restaurants

An invention gives restaurant diners a possibly elegant way to dispose of their chewed chewing gum, and gives restaurants a new means of advertising themselves or anything else. The invention was marketed under the name “Gumvelope.” A patent application tells how Gumvelope works: “Chewing gum disposal system,” US patent application US20090294321A1, Rebeca Craig, filed June […]

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