Invention Grant
- Patent Title: Railing
- Patent Title (中): 栏杆
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Application No.: US3472272DApplication Date: 1966-11-21
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Publication No.: US3472272APublication Date: 1969-10-14
- Inventor: BERTICS JOHN P , ROYALL ROBERT L JR
- Applicant: ERIE TECHNOLOGICAL PROD INC
- Assignee: Erie Technological Prod Inc
- Current Assignee: Erie Technological Prod Inc
- Priority: US59578166 1966-11-21
- Main IPC: E04F11/18
- IPC: E04F11/18 ; E04G21/32 ; E04H17/00 ; F16L1/00 ; F16L3/00 ; F16L9/00 ; F16L5/02 ; H01B7/28
Information query
