公开(公告)号：US3335419A

公开(公告)日：1967-08-08

申请号：US42731065

申请日：1965-01-22

Applicant: WESTINGHOUSE ELECTRIC CORP

Inventor： WYBLE CHARLES W ,  RUSSEL CHESTER Z ,  ERNST WENTWORTH A

IPC: H01P1/08 ,  H01Q1/40

CPC classification number: H01P1/08 ,  H01Q1/40 ,  Y10T428/24314 ,  Y10T428/24355 ,  Y10T428/31623 ,  Y10T428/31681

公开(公告)号：US3568012A

公开(公告)日：1971-03-02

申请号：US3568012D

申请日：1968-11-05

Applicant: WESTINGHOUSE ELECTRIC CORP

Inventor： ERNST WENTWORTH A ,  WYBLE CHARLES W

IPC: C08L79/08 ,  H01B3/30 ,  H01B3/42 ,  H01L1/10

CPC classification number: H01B3/42 ,  C08L79/08 ,  H01B3/307 ,  H01L24/24 ,  H01L2224/48091 ,  H01L2224/48227 ,  H01L2224/48237 ,  H01L2224/73265 ,  H01L2224/83192 ,  H01L2224/92244 ,  H01L2924/14 ,  H01L2924/00014 ,  H01L2924/00

Abstract: A low thermal expansion insulating cement is formulated from a high temperature resinous varnish and a finely divided inert inorganic filler having a negative coefficient of thermal expansion. The composition is employed as an insulator and binder in microminiature circuit devices employing microminiature circuit elements.

公开(公告)号：US2813047A

公开(公告)日：1957-11-12

申请号：US57153156

申请日：1956-03-14

Applicant: WESTINGHOUSE ELECTRIC CORP

Inventor： ERNST WENTWORTH A ,  PARR FRANK T ,  EVANS JOHN W ,  LEE RAY E

IPC: H01B3/46

CPC classification number: H01B3/46 ,  Y10T428/296 ,  Y10T428/31663

公开(公告)号：US2808630A

公开(公告)日：1957-10-08

申请号：US42657054

申请日：1954-04-29

Applicant: WESTINGHOUSE ELECTRIC CORP

Inventor： ERNST WENTWORTH A ,  KARNAVAS JAMES A ,  BISH RONALD E

IPC: B22C7/04

CPC classification number: B22C7/04