|
US9471823B1
|
|
Multiple barcode processing apparatus, systems, and methods
|
|
US2016321878A1
|
|
Self-learning suppression of secondary barcodes
|
|
US2013133958A1
|
|
Apparatus, method and system for generating an optical code with authenticatable information
|
|
US2013134217A1
|
|
Apparatus, method and system for determining the source of an optical code presentated to an optical code scanner
|
|
GB190815431A
|
|
Improvements in Railway Rail Joints
|
|
CA113078A
|
|
Rail joint
|
|
US920028A
|
|
Rail-joint.
|
|
GB190806859A
|
|
Improvements in Fasteners for Envelopes and the like.
|
|
CA112364A
|
|
Non-refillable bottle
|
|
CA113849A
|
|
Shoe lace tip
|
|
US911573A
|
|
Shoe-lace tip.
|
|
CA114982A
|
|
Envelope fastener
|
|
US910912A
|
|
Envelop-fastener.
|
