IP Library › Granted Patent US 4,246,457
Granted Patent Utility
US 4,246,457 · App. 06/003,995

Electrical switch construction, parts therefor and methods of making the same

Inventors: Allen L. Teichert, Richard W. McKinney, Edgar E. Marquis
Patented Case View Patent ↗
Granted: Jan 20, 1981 Filed: Jan 16, 1979
Inventors
Allen L. Teichert
Richard W. McKinney
Edgar E. Marquis
Assignee (at issue)
ROBERTSHAW CONTROLS PRIVATE LIMITED

This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 4,246,457
App. No.
06/003,995
Filed
1979-01-16
Granted
1981-01-20
Kind
A