作者: Martin I. Ross , Arthur M. Rogers
DOI:
关键词: Envelope (motion) 、 Engineering 、 Structural engineering 、 Integrally closed 、 Acoustics 、 Identification (information)
摘要: A travel envelope construction is provided having integrally formed baggage identification labels and, in selected instances, an boarding pass. The comprises a right outer panel secured to left panel, turn central panel. with detachable therefrom by means of predeterminedly serrations or score lines. In like manner, the may also be separable pass which detachably said along predetermined serration.