United States Patent 3531688
Inventors:
Jackson, Richard A.
Publication Date:
09/29/1970
Assignee:
MINNESOTA MINING & MFG
International Classes:
H05F3/04; H05F3/06; H05F3/00; H05X3/02; H05X3/06
US Patent References:
| 2333213 | Static eliminator | | | |
| 3264473 | Radiation sterilization device with uniformly distributed beta emitters | | | |
| 3396917 | Method for unwinding rolls | | | |