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Inventor

Joe A. Harbison

Inventor
Gladstone, MO, US

Overview

4→
Patents
1987–1988
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.

F04Dprimary
F04DNon-positive-displacement pumps29%
B67DDispensing, delivering or transferring liquids, not otherwise provided for14%
E03FSewers14%
F16KValves14%
H01HElectric switches14%
Y10TTechnical subjects covered by former us classification14%
PatentTitleYear
4,726,742'Guide structure for submersible pump system'19884,687,023'Ball check valve'19874,679,991'Submersible pump and wastewater basin apparatus'19874,680,437'Adjustable float assembly for pumps'1987

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987–1988Patents assigned to MARLEY WYLAIN CO (4)· patent assignee history
1987–1988Based in Gladstone, MO, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MARLEY WYLAIN CO41987–1988
Locations
LocationPatentsSpan
Gladstone, MO, US41987–1988