RB

Ronald Ballantyne

JL John T. Hepburn, Limited: 5 patents #1 of 3Top 35%
Overall (1989): #2,312 of 140,708Top 2%
5
Patents 1989

Issued Patents 1989

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
4862821 Mechanism for tensioning a moving chain 1989-09-05
4841898 Anchoring system for floating structure 1989-06-27
4836125 Anchoring system for floating structure Martin Murray 1989-06-06
4828474 Hydraulic cylinder device for platen spacing indication and control 1989-05-09
4819555 Press with adjustable platen spacing Leon Malashenko 1989-04-11