ELECTRICAL APPARATUS FOR SCORING FENCING MATCHES
United States Patent 3529822
Inventors:
Rubin, Leonard R.
Publication Date:
09/22/1970
Assignee:
Leonard, Rubin R.
International Classes:
A63B69/02; A63B69/02
Foreign References:
| FR621509A | | | | |
| FR1148004A | | | | |
| DE53004C | | | | |