A press brake bending a sheet of steel A press brake is a machine tool for bending sheet and plate material, most commonly sheet metal. It forms predetermined bends by clamping the workpiece between a matching punch and die.
A hieroglyph, said the Rhetor, is an emblem of something not cognizable by the senses but which possesses qualities resembling those of the symbol. Pierre knew very well what a hieroglyph was, but dared not speak.
Petroglyphs of Pennsylvania. Definition. Petroglyphs (rock carvings - From petro, meaning rock and glyph, meaning symbol) -a form of rock art that consist of designs carved into the surface of natural rock. Forms include lines, dots, numbers, letters, human, animal, supernatural beings or astronomical images.