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Inventor

Walter Spietschka

Inventor
Wiesbaden, DE

Overview

1→
Patents
1981
Patent span
Human necessities
Primary field (CPC A)

Patents· 1 as inventor

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

A22Cprimary
A22CProcessing meat, poultry, or fish50%
Y10TTechnical subjects covered by former us classification50%
PatentTitleYear
4,283,426'Cellulose hydrate tubing with aging-resistant barrier layer and processes for the manufacture thereof'1981

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

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

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HOECHST AG11981
Locations
LocationPatentsSpan
Wiesbaden, DE11981