RS-TBD: USA

7 1/2" X 1 7/8" (191mm X 47mm)

7 1/2" X 1 7/8" (191mm X 47mm)

 

(embossed) PYREX MADE IN U.S.A.

         PAT 1700066 F4-2

 

Pictures courtesy Connie Dueker

 

ReturnReturn to the Radio Strain main page