Adhesive bonding and miscellaneous chemical manufacture – Methods – Plaster board making
Patent
1982-03-11
1986-12-23
Lesmes, George F.
Adhesive bonding and miscellaneous chemical manufacture
Methods
Plaster board making
156183, 156209, 428172, 4285375, 428703, B32B 3112
Patent
active
046310975
ABSTRACT:
Predecorated gypsum board having an embossed design extending into the paper-covered front face and a utilitarian embossing extending into the paper-covered back face, preferably formed by embossing a laterally extending crepe design in the back paper with longitudinally extending narrow relatively unembossed strips at spaced positions across the width of the paper.
REFERENCES:
patent: 1497261 (1924-06-01), Emerson
patent: 2681377 (1957-06-01), Smithers
patent: 3449482 (1967-06-01), Mitchell et al.
patent: 3630817 (1971-12-01), Winkowshi
patent: 3692620 (1972-09-01), Schmidt et al.
patent: 3694298 (1972-09-01), Veschuroff
patent: 3935358 (1976-01-01), Wyeht et al.
patent: 4310370 (1982-01-01), Arai et al.
Hause Robert F.
Lesmes George F.
National Gypsum Company
Schwartz P. R.
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