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Inventor

Robert D. Copeland

Inventor
Erie, PA, US

Overview

1→
Patents
1978
Patent span
LOC
Primary field

Patents· 1 as inventor

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

LOCD2primary
LOCD2100%
PatentTitleYear
D0248107'Sit-up bathtub'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978Patents assigned to AMERICAN STERILIZER CO (1)· patent assignee history
1978Based in Erie, PA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
AMERICAN STERILIZER CO11978
Locations
LocationPatentsSpan
Erie, Pennsylvania, US11978