Plessey barcode/code is a 1D linear barcode symbology, based on Pulse Wide Modulation.
Plessey is originally developed in 1971 by The Plessey Company plc, a British-based company. So, sometimes is called “UK Plessey”.
So,
Plessey = UK Plessey
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| Chapter 1. Plessey |  | 1.2. Plessey Barcode Format |
