Adhesive bonding and miscellaneous chemical manufacture – Methods – Surface bonding and/or assembly therefor
Patent
1983-04-04
1985-06-11
Kimlin, Edward
Adhesive bonding and miscellaneous chemical manufacture
Methods
Surface bonding and/or assembly therefor
156219, 156222, 156269, 156311, 40616, 264346, 264291, 427 7, 283107, 283904, 428916, B29C 1704, B32B 3200, C09J 500, B41M 314
Patent
active
045226709
ABSTRACT:
The present invention relates to a credit card or identification card fabricated from amorphous polyester sheet material wherein at least the area of said card containing embossed numerical or letter characters and the characters themselves are composed of substantially crystalline polyester. Such characters can not readily be altered by either heat treatment or by shaving them off.
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American Hoechst Corporation
Cartiglia James R.
Falasco L.
Kimlin Edward
Lydon James C.
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