Smoothing device for flat printing materials

Spout construction for bulk box liquid liner

Square bottomed plastic bag stack and method of making same

Stable flexible pouch and method for making the pouch

Stack conveyor for bag-making apparatus

Stack of detachably-connected bags with punch-out handle-grip op

Stamp storage envelope and method of making same

Stand-up plastic bag and method of making same

Stepper advertising device and method

System and method for making plastic film bags with headers, ope

System and method for manufacturing sealed packages

System and method for manufacturing sealed packages

System and method for manufacturing sealed packages

Tamper-evident sealing system for envelope and method of making

Tamper-indicating resealable closure

Tape-sealed bag and method for producing the same

Tear resistant separable end-connected bags

Tearability imparting apparatus

Tearable package of synthetic thermoplastic foil and device and

Thermoplastic bag having reinforced handles and method of manufa