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Inventor

Wilhelm T. Hackenbroch

Inventor
Cedar Rapids, IA, US

Overview

2→
Patents
1979–1981
Patent span
Electricity
Primary field (CPC H)

Patents· 2 as inventor

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

H02Bprimary
H02BBoards, substations or switching arrangements for the supply or distribution of electric power100%
PatentTitleYear
4,251,851'Panelboard assembly'19814,142,225'Panelboard assembly employing heat transmitting insulator assembly and a circuit breaker securing bead received in a circuit breaker housing recess'1979

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1979–1981Patents assigned to SQUARE D CO (2)· patent assignee history
1979–1981Based in Cedar Rapids, IA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SQUARE D CO21979–1981
Locations
LocationPatentsSpan
Cedar Rapids, IA, US21979–1981