Milton H. MacDonald, Jr.

📍 Woodsville, NH: #2 of 3 inventorsTop 70%

🗺 New Hampshire: #4,150 of 12,181 inventorsTop 35%

Overall (All Time): #1,679,616 of 4,157,543Top 45%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
4510726	Insulated building structure and method for assembling same	—	1985-04-16
4470236	Vertical boarding	—	1984-09-11
4292776	Unitary combined backer and siding board	—	1981-10-06