| http://www.w3.org/ns/prov#value | - nsporting web means having a leading end, each film unit including a pair of preregistered, superposed, permanently coupled, relatively stiff sheets removably adhered to the web means, each pair of sheets being removable from the web. means in response to a divergent relative movement therebetween, the web means being movable within said housing to transport each pair of sheets within and from sai
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