USPC 244/137.2
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U.S. patent classification 244/137.2 is for Passenger loading or unloading: Device or arrangement wherein a living being may be taken aboard or removed from the aircraft.[1]
Related classes
- USPC 118.5+ for aircraft structure designed to improve the efficiency of transporting passengers, absent detail or arrangement for loading, or unloading or discharge thereof.
- USPC 905 for an inflatable evacuation slide
References
- ↑ Defintion of class 244/137.2 on uspto.gov
- Patents in this category
- Patent US-1901-691719 (Applicant person: John L. Adams)
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