Patent search ap:("PHOTOCIRCUITS CORP") AND inv:"WILLIAMSON DUFF" Page 1

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发明专利
未知

公开(公告)号：DE1665374B1

公开(公告)日：1971-09-09

申请号：DE1665374

申请日：1967-06-27

Applicant: PHOTOCIRCUITS CORP

Inventor： W SCHNEBLE FREDERICK , F MCCORMACK JOHN , J DR ZEBLINSKY RUDOLPH , WILLIAMSON DUFF , POLICHETTE JOSEPH

IPC: H05K3/46 , H05K1/03 , H05K3/10 , H05K3/18 , H05K3/24 , H05K3/42 , H05K3/00

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