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Inventor

Heinke Blutschkau

Inventor
Hanover, DE

Overview

1→
Patents
1981
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.

B41Mprimary
B41MPrinting, duplicating, marking, or copying processes33%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them33%
Y10TTechnical subjects covered by former us classification33%
PatentTitleYear
4,296,150'Transparent image marking sheet for projection systems'1981

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981Patents assigned to PELIKAN AG (1)· patent assignee history
1981Based in Hanover, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
PELIKAN AG11981
Locations
LocationPatentsSpan
Hanover, DE11981