Stock material or miscellaneous articles – Sheet – web – or layer weakened to permit separation through...
Patent
1986-10-17
1989-03-21
Robinson, Ellis P.
Stock material or miscellaneous articles
Sheet, web, or layer weakened to permit separation through...
401581, 281 2, 281 5, 282 2, 282 5, 282 12A, 282 21R, 283 61, 283 62, 353120, 353DIG5, 428 14, 428 46, 428194, 428202, 428203, B65D 6528
Patent
active
048142166
ABSTRACT:
Transparency medium for automatic printers comprises transparent film sheet with central window area and surrounding margin area and a backer sheet bonded to the film sheet only in the margin area. Preferably, a sequence of such backer sheets, including side edges suitable for automatic feeding (such as by tractor pin holes) on a separate edge portion, are separably connected at adjoining forward and rearward edge lines to form a fan folded supply of indefinite length.
REFERENCES:
patent: 1261133 (1918-04-01), Kidd
patent: 4231833 (1980-11-01), Lieberman
patent: 4306367 (1981-12-01), Ott
patent: 4705298 (1987-11-01), Van Malderghem et al.
Brunett Peter F.
Fallin Daniel P.
Graphic Controls Corporation
Robinson Ellis P.
Schwartz P. R.
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