Changes require approval by the Postal Regulatory Commission. If that happens, mailing service product prices would increase ...

“We’re a three-day show, with the dealer bourse, which are dealers that sell philatelic material, and the exhibit, which is displays of stamp material,” Chapman said. The exhibit area of the show is ...

The donor substrate is often treated with a release layer to facilitate the transfer process. The stamp with the transferred materials is then brought into contact with the receiving substrate. The ...

The CAD pattern is printed on the surface of the master mold using µSLA. Onc completed, the elastomeric material is poured, and a stamp is created. This stamp is used to c a pattern on the substrate ...