第四条发明、实用新型和外观设计专利申请均可以采用电子文件形式提出。

Article 4 All invention, utility model and design patent applications can be submitted in the electronic form.

youdao

第四条发明、实用新型和外观设计专利申请均可以采用电子文件形式提出。

Article 4 All invention, utility model and design patent applications can be submitted in the electronic form.

youdao