Title:
Flexible shield for ionizing radiations
United States Patent 3239669
US Patent References:
Protective apron
- - 2404225

X-ray protective apron
- - 2494664

Dense rubbery compositions
- - 2502949

Protector
- - 2640937

Film-type heating element
- - 2683673


Inventors:
Weinberger, Jan V.
Publication Date:
03/08/1966
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Assignee:
GENTEX CORP
Primary Class:
250/519.100
Other Classes:
976/DIG.330, 976/DIG.334, 252/478
International Classes:
G21F1/10; G21F1/12; G21F1/00
US Patent References:
2748099Polyamide compositions containing a high percentage of metal filler
2845660Method for making lead-impregnated plastic articles
2884018Heat resistant woven cloth
3045121X-ray protective shields
Foreign References:
CA576742A