LexDanaLexDanabeta
Inventor

Fletcher H. Redwine

Inventor
Garland, TX, US

Overview

4→
Patents
1978–1985
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 4 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

F04Bprimary
F04BPositive-displacement machines for liquids38%
Y10TTechnical subjects covered by former us classification25%
F16JPistons13%
F16KValves13%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%
PatentTitleYear
4,545,404'Bonded valve with replaceable insert'19854,527,961'Reciprocable pump having axially pivotable manifold to facilitate valve inspection'19854,467,703'Reciprocable pump'19844,086,029'Method and apparatus for flushing the plunger of a positive displacement pump'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978–1985Patents assigned to UNITED STATES STEEL CORP (4)· patent assignee history
1978–1985Based in Garland, TX, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
UNITED STATES STEEL CORP41978–1985
Locations
LocationPatentsSpan
Garland, Texas, US41978–1985