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Zachary C. Hartenstine
Birdsboro, PA
US
5 patents
4 Patents
USD1110742
2026
Safety Seat
WONDERLAND SWITZERLAND AG
0 cites
USD1110046
2026
Safety Seat
WONDERLAND SWITZERLAND AG
0 cites
US12369726
2025
Adjustable Infant Seat
WONDERLAND SWITZERLAND AG
0 cites
US12329291
2025
Height Adjustable Child's Chair
WONDERLAND SWITZERLAND AG
0 cites