CPC A62B1/22
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CPC A62B1/22 is a patent class for devices that aid jumping.[1][2]
Patent subclass tree:
- A62B1/00 Devices for lowering persons from buildings or the like
- A62B1/22 by making use of jumping devices, e.g. jumping-sheets, jumping-mattresses
References
- ↑ CPC A62B1/22 element at Espacenet web site
- ↑ CPC A62B1/22 element listed at USPTO
This wiki has 1 patents in category "CPC A62B1/22".
Patents in category CPC A62B1/22
- Patent US-1879-221855 (English title: Improvement in fire-escapes, Inventors: Benjamin B. Oppenheimer, Filing date: 1879-03-26)
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