Communications: electrical – Systems – Portable self-contained
Patent
1977-12-23
1980-06-03
Yusko, Donald J.
Communications: electrical
Systems
Portable self-contained
280819, 362109, G08B 500, H63C 1122
Patent
active
042064457
ABSTRACT:
A handle for a ski-stick having a light source optionally operable to emit visible warning signals by means of an electric circuit and a manually operable switch and capable of receiving an electric power source, where said light source is accommodated in the handle of the ski-stick as opposed to being located in the stick and visible through the wall thereof.
REFERENCES:
patent: 2469944 (1949-05-01), Bauters
patent: 4023817 (1977-05-01), Lah et al.
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