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Inventor

Rollie H. Dohrn

Inventor
Cottage Grove, MN, US

Overview

1→
Patents
2004
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 1 as inventor

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

F42Bprimary
F42BExplosive charges, e.g. for blasting, fireworks, ammunition100%
PatentTitleYear
6,782,830'Obturator for large caliber smooth bore ammunition'2004

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2004Patents assigned to ALLIANT TECHSYSTEMS INC (1)· patent assignee history
2004Based in Cottage Grove, MN, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ALLIANT TECHSYSTEMS INC12004
Locations
LocationPatentsSpan
Cottage Grove, Minnesota, US12004