Category Nuances matching invention:

• modern,
• chinese,
• chemical,
• world,
• major,
• cultural,
• early,
• useful,
• new,
• technological,
• sculptural,
• scientific,
• diverse,
• mechanical,
• concrete,
• egyptian,
• present,
• military,
• key,
• wonderful,
• practical,
• shared,
• important,
• related,

Members for simple category invention:

• television_set,
• printing,
• formulation,
• paper,
• water_frame,
• facsimile,
• movie,
• sound_picture,
• sewing,
• article,
• block_print,
• block_statue,
• eyeglass_frame,
• writing,
• film,
• map,
• color_film,
• robotic_toy,
• image_printing,
• match,
• product,
• environmental_study,
• instructions,
• hologram,
• costume_piece,
• diagram,
• x-ray,
• chemical_composition,
• innovation,
• high-tech_product,
• print,
• negative_painting,
• composition,
• statue,
• new_product,
• silk_production,
• lithograph,
• daguerreotype,
• water_works,
• industrial_design,
• icon,
• sound_movie,
• screen_image,
• mobile,
• fruit,
• blast-furnace_feature,