Patent ID: 11913223
Assignee: TRUSTEES OF DARTMOUTH COLLEGE
Field: Civil engineering (Other fields)
Classification: CPC A  E | IPC A  E

Claim 8:
9. The set of interlocking blocks of claim 7, wherein each second block further comprises:
v. a fourth rectangular face having an upper portion and a lower portion,
the upper portion of the fourth rectangular face including a plurality of fourth edge-associated female joints, each fourth edge-associated female joint located substantially along an edge of the upper portion of the fourth rectangular face and configured for tangential connection to an edge-associated male joint; and
the lower portion of the fourth rectangular face including a lower rectangular face central female joint, the lower rectangular face central female joint located approximately centrally on the lower portion of the fourth rectangular face, configured for penetrating connection to a male joint, and allowing for disassembly only in an opposing, non-penetrating direction.