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Inventor

Jorg Blum

Inventor
Bochum, DE

Overview

1→
Patents
1994
Patent span
Performing operations
Primary field (CPC B)

Patents· 1 as inventor

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

B21Cprimary
B21CManufacture of metal sheets, wire, rods, tubes, profiles or like semi-manufactured products otherwise than by rolling20%
B23KSoldering or unsoldering20%
B23PMetal-working not otherwise provided for20%
F28FDetails of heat-exchange and heat-transfer apparatus, of general application20%
Y10TTechnical subjects covered by former us classification20%
PatentTitleYear
5,282,313'Method for producing heat exchange elements and heat exchange elements produced thereby'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994Patents assigned to BALCKE DUERR AG (1)· patent assignee history
1994Based in Bochum, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BALCKE DUERR AG11994
Locations
LocationPatentsSpan
Bochum, DE11994