H. Heer & Co.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4299362 Supporting structure for multicable-containing elongated trayExpiredFeb 22, 80Nov 10, 81[F16L, H02G]
4183560 Arrangement for making a spigot-and-socket joint secure from slidingExpiredJan 27, 78Jan 15, 80[F16L]

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