Bernard J. Bast

BS Bethlehem Steel: 2 patents #54 of 326Top 20%

AP Atlas Powder: 1 patents #14 of 35Top 40%

📍 Bethlehem, PA: #352 of 1,038 inventorsTop 35%

🗺 Pennsylvania: #23,606 of 74,527 inventorsTop 35%

Overall (All Time): #1,681,348 of 4,157,543Top 45%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
4438056	Method for producing a corrugated pipe having a smooth lining of foam plastic	—	1984-03-20
4362489	Expandable mandrel apparatus for manufacturing smooth-lined corrugated pipe	—	1982-12-07
4221290	Dual compartmented container	—	1980-09-09