Assignee
EWING ENGINEERING COMPANY
3 granted patents·115 citations·filing 1972–1975
Top patents by PatentIndex Score
3 records- 0186US4023835AConformable thin-wall shear-resistant coupling and pipe assemblyEWING ENGINEERING COMPANY·Filed 1975·Granted May 17, 1977·51 cites·64 claims
- 0283US4029575APhosphorus removal from waste waterEWING ENGINEERING COMPANY·Filed 1972·Granted Jun 14, 1977·39 cites·16 claims
- 0362US4023834APush-type coupling and conduit pipe assemblyEWING ENGINEERING COMPANY·Filed 1975·Granted May 17, 1977·25 cites·42 claims
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