Dispensing closure with self-closing valve

Assignee

No assignee recorded.

Inventors

• Lenny Marita Ellenkamp-Van Olst (10 patents)
• Willem Ramon (12 patents)
• Albertus Rap (3 patents)
• Gerrit Jan Stegeman (13 patents)
• Sebastiaan Wilhelmus Josephus Den Boer (20 patents)

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